Home / 1,761,425.28-2,430,916.80-997,614.72

Finding the Fourth Proportional to 1,761,425.28, 2,430,916.80 and 997,614.72

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Solution

The fourth proportional to 1,761,425.28, 2,430,916.80 and 997,614.72 is: 1,376,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,425.28 : 2,430,916.80 = 997,614.72 : x
  2. Step 2: Convert to fraction form
    1,761,425.28/2,430,916.80 = 997,614.72/x
  3. Step 3: Cross multiply
    1,761,425.28x = 2,430,916.80 × 997,614.72
  4. Step 4: Simplify right side
    1,761,425.28x = 2,425,118,382,775.30
  5. Step 5: Solve for x
    x = 2,425,118,382,775.30/1,761,425.28
  6. Step 6: Final answer
    x = 1,376,793.22

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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.