Home / 1,935,089.65-2,899,877.91-1,425,644.20

Finding the Fourth Proportional to 1,935,089.65, 2,899,877.91 and 1,425,644.20

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Solution

The fourth proportional to 1,935,089.65, 2,899,877.91 and 1,425,644.20 is: 2,136,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,089.65 : 2,899,877.91 = 1,425,644.20 : x
  2. Step 2: Convert to fraction form
    1,935,089.65/2,899,877.91 = 1,425,644.20/x
  3. Step 3: Cross multiply
    1,935,089.65x = 2,899,877.91 × 1,425,644.20
  4. Step 4: Simplify right side
    1,935,089.65x = 4,134,194,123,099.62
  5. Step 5: Solve for x
    x = 4,134,194,123,099.62/1,935,089.65
  6. Step 6: Final answer
    x = 2,136,435.45

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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.