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Finding the Fourth Proportional to 5,651,688.32, 7,799,534.56 and 3,237,706.88

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Solution

The fourth proportional to 5,651,688.32, 7,799,534.56 and 3,237,706.88 is: 4,468,152.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651,688.32 : 7,799,534.56 = 3,237,706.88 : x
  2. Step 2: Convert to fraction form
    5,651,688.32/7,799,534.56 = 3,237,706.88/x
  3. Step 3: Cross multiply
    5,651,688.32x = 7,799,534.56 × 3,237,706.88
  4. Step 4: Simplify right side
    5,651,688.32x = 25,252,606,705,709.77
  5. Step 5: Solve for x
    x = 25,252,606,705,709.77/5,651,688.32
  6. Step 6: Final answer
    x = 4,468,152.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.