Home / 5,119,695.16-7,679,983.74-1,333,184.92

Finding the Fourth Proportional to 5,119,695.16, 7,679,983.74 and 1,333,184.92

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Solution

The fourth proportional to 5,119,695.16, 7,679,983.74 and 1,333,184.92 is: 1,999,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,695.16 : 7,679,983.74 = 1,333,184.92 : x
  2. Step 2: Convert to fraction form
    5,119,695.16/7,679,983.74 = 1,333,184.92/x
  3. Step 3: Cross multiply
    5,119,695.16x = 7,679,983.74 × 1,333,184.92
  4. Step 4: Simplify right side
    5,119,695.16x = 10,238,838,508,013.20
  5. Step 5: Solve for x
    x = 10,238,838,508,013.20/5,119,695.16
  6. Step 6: Final answer
    x = 1,999,892.22

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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.