Home / 1,078,305.01-1,616,605.27-538,284.14

Finding the Fourth Proportional to 1,078,305.01, 1,616,605.27 and 538,284.14

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Solution

The fourth proportional to 1,078,305.01, 1,616,605.27 and 538,284.14 is: 807,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,305.01 : 1,616,605.27 = 538,284.14 : x
  2. Step 2: Convert to fraction form
    1,078,305.01/1,616,605.27 = 538,284.14/x
  3. Step 3: Cross multiply
    1,078,305.01x = 1,616,605.27 × 538,284.14
  4. Step 4: Simplify right side
    1,078,305.01x = 870,192,977,142.80
  5. Step 5: Solve for x
    x = 870,192,977,142.80/1,078,305.01
  6. Step 6: Final answer
    x = 807,000.77

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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.