Home / 1,445,315.91-2,167,252.46-472,553.47

Finding the Fourth Proportional to 1,445,315.91, 2,167,252.46 and 472,553.47

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Solution

The fourth proportional to 1,445,315.91, 2,167,252.46 and 472,553.47 is: 708,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,315.91 : 2,167,252.46 = 472,553.47 : x
  2. Step 2: Convert to fraction form
    1,445,315.91/2,167,252.46 = 472,553.47/x
  3. Step 3: Cross multiply
    1,445,315.91x = 2,167,252.46 × 472,553.47
  4. Step 4: Simplify right side
    1,445,315.91x = 1,024,142,670,339.04
  5. Step 5: Solve for x
    x = 1,024,142,670,339.04/1,445,315.91
  6. Step 6: Final answer
    x = 708,594.34

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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.