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Finding the Fourth Proportional to 4,797,721.04, 7,195,520.32 and 1,385,267.04

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Solution

The fourth proportional to 4,797,721.04, 7,195,520.32 and 1,385,267.04 is: 2,077,594.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797,721.04 : 7,195,520.32 = 1,385,267.04 : x
  2. Step 2: Convert to fraction form
    4,797,721.04/7,195,520.32 = 1,385,267.04/x
  3. Step 3: Cross multiply
    4,797,721.04x = 7,195,520.32 × 1,385,267.04
  4. Step 4: Simplify right side
    4,797,721.04x = 9,967,717,134,946.25
  5. Step 5: Solve for x
    x = 9,967,717,134,946.25/4,797,721.04
  6. Step 6: Final answer
    x = 2,077,594.14

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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.