Home / 1,688,221.92-2,329,753.04-924,346.56

Finding the Fourth Proportional to 1,688,221.92, 2,329,753.04 and 924,346.56

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Solution

The fourth proportional to 1,688,221.92, 2,329,753.04 and 924,346.56 is: 1,275,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,221.92 : 2,329,753.04 = 924,346.56 : x
  2. Step 2: Convert to fraction form
    1,688,221.92/2,329,753.04 = 924,346.56/x
  3. Step 3: Cross multiply
    1,688,221.92x = 2,329,753.04 × 924,346.56
  4. Step 4: Simplify right side
    1,688,221.92x = 2,153,499,208,173.54
  5. Step 5: Solve for x
    x = 2,153,499,208,173.54/1,688,221.92
  6. Step 6: Final answer
    x = 1,275,601.97

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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.