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Finding the Fourth Proportional to 6,156,461.60, 9,234,692.40 and 1,897,935.20

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Solution

The fourth proportional to 6,156,461.60, 9,234,692.40 and 1,897,935.20 is: 2,846,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156,461.60 : 9,234,692.40 = 1,897,935.20 : x
  2. Step 2: Convert to fraction form
    6,156,461.60/9,234,692.40 = 1,897,935.20/x
  3. Step 3: Cross multiply
    6,156,461.60x = 9,234,692.40 × 1,897,935.20
  4. Step 4: Simplify right side
    6,156,461.60x = 17,526,847,767,132.48
  5. Step 5: Solve for x
    x = 17,526,847,767,132.48/6,156,461.60
  6. Step 6: Final answer
    x = 2,846,902.80

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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.