Home / 3,622,425.40-5,433,638.10-1,942,809.40

Finding the Fourth Proportional to 3,622,425.40, 5,433,638.10 and 1,942,809.40

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Solution

The fourth proportional to 3,622,425.40, 5,433,638.10 and 1,942,809.40 is: 2,914,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,425.40 : 5,433,638.10 = 1,942,809.40 : x
  2. Step 2: Convert to fraction form
    3,622,425.40/5,433,638.10 = 1,942,809.40/x
  3. Step 3: Cross multiply
    3,622,425.40x = 5,433,638.10 × 1,942,809.40
  4. Step 4: Simplify right side
    3,622,425.40x = 10,556,523,176,878.14
  5. Step 5: Solve for x
    x = 10,556,523,176,878.14/3,622,425.40
  6. Step 6: Final answer
    x = 2,914,214.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.