Home / 5,207,781.34-7,812,188.70-2,176,094.98

Finding the Fourth Proportional to 5,207,781.34, 7,812,188.70 and 2,176,094.98

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Solution

The fourth proportional to 5,207,781.34, 7,812,188.70 and 2,176,094.98 is: 3,264,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,781.34 : 7,812,188.70 = 2,176,094.98 : x
  2. Step 2: Convert to fraction form
    5,207,781.34/7,812,188.70 = 2,176,094.98/x
  3. Step 3: Cross multiply
    5,207,781.34x = 7,812,188.70 × 2,176,094.98
  4. Step 4: Simplify right side
    5,207,781.34x = 17,000,064,612,882.73
  5. Step 5: Solve for x
    x = 17,000,064,612,882.73/5,207,781.34
  6. Step 6: Final answer
    x = 3,264,358.37

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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.