Home / 1,007,447.20-1,512,337.20-608,538.40

Finding the Fourth Proportional to 1,007,447.20, 1,512,337.20 and 608,538.40

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Solution

The fourth proportional to 1,007,447.20, 1,512,337.20 and 608,538.40 is: 913,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,447.20 : 1,512,337.20 = 608,538.40 : x
  2. Step 2: Convert to fraction form
    1,007,447.20/1,512,337.20 = 608,538.40/x
  3. Step 3: Cross multiply
    1,007,447.20x = 1,512,337.20 × 608,538.40
  4. Step 4: Simplify right side
    1,007,447.20x = 920,315,259,948.48
  5. Step 5: Solve for x
    x = 920,315,259,948.48/1,007,447.20
  6. Step 6: Final answer
    x = 913,512.15

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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.