Home / 1,510,132.40-2,265,198.60-612,004.40

Finding the Fourth Proportional to 1,510,132.40, 2,265,198.60 and 612,004.40

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Solution

The fourth proportional to 1,510,132.40, 2,265,198.60 and 612,004.40 is: 918,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,132.40 : 2,265,198.60 = 612,004.40 : x
  2. Step 2: Convert to fraction form
    1,510,132.40/2,265,198.60 = 612,004.40/x
  3. Step 3: Cross multiply
    1,510,132.40x = 2,265,198.60 × 612,004.40
  4. Step 4: Simplify right side
    1,510,132.40x = 1,386,311,510,073.84
  5. Step 5: Solve for x
    x = 1,386,311,510,073.84/1,510,132.40
  6. Step 6: Final answer
    x = 918,006.60

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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.