Home / 1,008,927.59-1,391,532.73-646,385.18

Finding the Fourth Proportional to 1,008,927.59, 1,391,532.73 and 646,385.18

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Solution

The fourth proportional to 1,008,927.59, 1,391,532.73 and 646,385.18 is: 891,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,927.59 : 1,391,532.73 = 646,385.18 : x
  2. Step 2: Convert to fraction form
    1,008,927.59/1,391,532.73 = 646,385.18/x
  3. Step 3: Cross multiply
    1,008,927.59x = 1,391,532.73 × 646,385.18
  4. Step 4: Simplify right side
    1,008,927.59x = 899,466,125,583.32
  5. Step 5: Solve for x
    x = 899,466,125,583.32/1,008,927.59
  6. Step 6: Final answer
    x = 891,507.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.