Home / 1,952,680.40-2,930,770.20-1,686,741.20

Finding the Fourth Proportional to 1,952,680.40, 2,930,770.20 and 1,686,741.20

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Solution

The fourth proportional to 1,952,680.40, 2,930,770.20 and 1,686,741.20 is: 2,531,623.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,680.40 : 2,930,770.20 = 1,686,741.20 : x
  2. Step 2: Convert to fraction form
    1,952,680.40/2,930,770.20 = 1,686,741.20/x
  3. Step 3: Cross multiply
    1,952,680.40x = 2,930,770.20 × 1,686,741.20
  4. Step 4: Simplify right side
    1,952,680.40x = 4,943,450,844,072.24
  5. Step 5: Solve for x
    x = 4,943,450,844,072.24/1,952,680.40
  6. Step 6: Final answer
    x = 2,531,623.12

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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.