Home / 5,905,461.28-8,857,350.56-1,861,423.20

Finding the Fourth Proportional to 5,905,461.28, 8,857,350.56 and 1,861,423.20

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Solution

The fourth proportional to 5,905,461.28, 8,857,350.56 and 1,861,423.20 is: 2,791,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,461.28 : 8,857,350.56 = 1,861,423.20 : x
  2. Step 2: Convert to fraction form
    5,905,461.28/8,857,350.56 = 1,861,423.20/x
  3. Step 3: Cross multiply
    5,905,461.28x = 8,857,350.56 × 1,861,423.20
  4. Step 4: Simplify right side
    5,905,461.28x = 16,487,277,822,916.99
  5. Step 5: Solve for x
    x = 16,487,277,822,916.99/5,905,461.28
  6. Step 6: Final answer
    x = 2,791,869.60

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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.