Home / 1,665,064.20-2,496,502.80-653,576.70

Finding the Fourth Proportional to 1,665,064.20, 2,496,502.80 and 653,576.70

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Solution

The fourth proportional to 1,665,064.20, 2,496,502.80 and 653,576.70 is: 979,935.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,064.20 : 2,496,502.80 = 653,576.70 : x
  2. Step 2: Convert to fraction form
    1,665,064.20/2,496,502.80 = 653,576.70/x
  3. Step 3: Cross multiply
    1,665,064.20x = 2,496,502.80 × 653,576.70
  4. Step 4: Simplify right side
    1,665,064.20x = 1,631,656,061,564.76
  5. Step 5: Solve for x
    x = 1,631,656,061,564.76/1,665,064.20
  6. Step 6: Final answer
    x = 979,935.83

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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.