Home / 1,086,458.73-1,631,287.86-607,624.68

Finding the Fourth Proportional to 1,086,458.73, 1,631,287.86 and 607,624.68

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Solution

The fourth proportional to 1,086,458.73, 1,631,287.86 and 607,624.68 is: 912,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,458.73 : 1,631,287.86 = 607,624.68 : x
  2. Step 2: Convert to fraction form
    1,086,458.73/1,631,287.86 = 607,624.68/x
  3. Step 3: Cross multiply
    1,086,458.73x = 1,631,287.86 × 607,624.68
  4. Step 4: Simplify right side
    1,086,458.73x = 991,210,763,920.39
  5. Step 5: Solve for x
    x = 991,210,763,920.39/1,086,458.73
  6. Step 6: Final answer
    x = 912,331.72

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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.