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Finding the Fourth Proportional to 6,503,449.34, 8,974,417.19 and 3,712,461.83

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Solution

The fourth proportional to 6,503,449.34, 8,974,417.19 and 3,712,461.83 is: 5,123,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,449.34 : 8,974,417.19 = 3,712,461.83 : x
  2. Step 2: Convert to fraction form
    6,503,449.34/8,974,417.19 = 3,712,461.83/x
  3. Step 3: Cross multiply
    6,503,449.34x = 8,974,417.19 × 3,712,461.83
  4. Step 4: Simplify right side
    6,503,449.34x = 33,317,181,296,088.06
  5. Step 5: Solve for x
    x = 33,317,181,296,088.06/6,503,449.34
  6. Step 6: Final answer
    x = 5,123,001.59

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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.