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Finding the Fourth Proportional to 1,582,968.67, 2,377,630.13 and 944,518.10

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Solution

The fourth proportional to 1,582,968.67, 2,377,630.13 and 944,518.10 is: 1,418,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,968.67 : 2,377,630.13 = 944,518.10 : x
  2. Step 2: Convert to fraction form
    1,582,968.67/2,377,630.13 = 944,518.10/x
  3. Step 3: Cross multiply
    1,582,968.67x = 2,377,630.13 × 944,518.10
  4. Step 4: Simplify right side
    1,582,968.67x = 2,245,714,692,890.35
  5. Step 5: Solve for x
    x = 2,245,714,692,890.35/1,582,968.67
  6. Step 6: Final answer
    x = 1,418,672.86

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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.