Home / 1,036,240.90-1,551,250.95-615,300.10

Finding the Fourth Proportional to 1,036,240.90, 1,551,250.95 and 615,300.10

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Solution

The fourth proportional to 1,036,240.90, 1,551,250.95 and 615,300.10 is: 921,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,240.90 : 1,551,250.95 = 615,300.10 : x
  2. Step 2: Convert to fraction form
    1,036,240.90/1,551,250.95 = 615,300.10/x
  3. Step 3: Cross multiply
    1,036,240.90x = 1,551,250.95 × 615,300.10
  4. Step 4: Simplify right side
    1,036,240.90x = 954,484,864,660.10
  5. Step 5: Solve for x
    x = 954,484,864,660.10/1,036,240.90
  6. Step 6: Final answer
    x = 921,103.25

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Double scale
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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.