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Finding the Fourth Proportional to 976,737.40, 1,369,298.60 and 976,737.40

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Solution

The fourth proportional to 976,737.40, 1,369,298.60 and 976,737.40 is: 1,369,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,737.40 : 1,369,298.60 = 976,737.40 : x
  2. Step 2: Convert to fraction form
    976,737.40/1,369,298.60 = 976,737.40/x
  3. Step 3: Cross multiply
    976,737.40x = 1,369,298.60 × 976,737.40
  4. Step 4: Simplify right side
    976,737.40x = 1,337,445,154,387.64
  5. Step 5: Solve for x
    x = 1,337,445,154,387.64/976,737.40
  6. Step 6: Final answer
    x = 1,369,298.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.