Home / 1,247,002.59-1,870,775.22-382,437.99

Finding the Fourth Proportional to 1,247,002.59, 1,870,775.22 and 382,437.99

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Solution

The fourth proportional to 1,247,002.59, 1,870,775.22 and 382,437.99 is: 573,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,002.59 : 1,870,775.22 = 382,437.99 : x
  2. Step 2: Convert to fraction form
    1,247,002.59/1,870,775.22 = 382,437.99/x
  3. Step 3: Cross multiply
    1,247,002.59x = 1,870,775.22 × 382,437.99
  4. Step 4: Simplify right side
    1,247,002.59x = 715,455,516,312.75
  5. Step 5: Solve for x
    x = 715,455,516,312.75/1,247,002.59
  6. Step 6: Final answer
    x = 573,740.20

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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.