Home / 1,780,710.57-2,671,046.14-432,874.47

Finding the Fourth Proportional to 1,780,710.57, 2,671,046.14 and 432,874.47

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Solution

The fourth proportional to 1,780,710.57, 2,671,046.14 and 432,874.47 is: 649,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,710.57 : 2,671,046.14 = 432,874.47 : x
  2. Step 2: Convert to fraction form
    1,780,710.57/2,671,046.14 = 432,874.47/x
  3. Step 3: Cross multiply
    1,780,710.57x = 2,671,046.14 × 432,874.47
  4. Step 4: Simplify right side
    1,780,710.57x = 1,156,227,673,771.84
  5. Step 5: Solve for x
    x = 1,156,227,673,771.84/1,780,710.57
  6. Step 6: Final answer
    x = 649,306.91

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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.