Home / 1,109,957.61-1,664,262.21-435,230.58

Finding the Fourth Proportional to 1,109,957.61, 1,664,262.21 and 435,230.58

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Solution

The fourth proportional to 1,109,957.61, 1,664,262.21 and 435,230.58 is: 652,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,957.61 : 1,664,262.21 = 435,230.58 : x
  2. Step 2: Convert to fraction form
    1,109,957.61/1,664,262.21 = 435,230.58/x
  3. Step 3: Cross multiply
    1,109,957.61x = 1,664,262.21 × 435,230.58
  4. Step 4: Simplify right side
    1,109,957.61x = 724,337,806,930.38
  5. Step 5: Solve for x
    x = 724,337,806,930.38/1,109,957.61
  6. Step 6: Final answer
    x = 652,581.50

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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.