Home / 1,087,441.68-1,631,836.13-632,247.15

Finding the Fourth Proportional to 1,087,441.68, 1,631,836.13 and 632,247.15

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Solution

The fourth proportional to 1,087,441.68, 1,631,836.13 and 632,247.15 is: 948,762.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,441.68 : 1,631,836.13 = 632,247.15 : x
  2. Step 2: Convert to fraction form
    1,087,441.68/1,631,836.13 = 632,247.15/x
  3. Step 3: Cross multiply
    1,087,441.68x = 1,631,836.13 × 632,247.15
  4. Step 4: Simplify right side
    1,087,441.68x = 1,031,723,739,298.29
  5. Step 5: Solve for x
    x = 1,031,723,739,298.29/1,087,441.68
  6. Step 6: Final answer
    x = 948,762.36

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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.