Home / 1,904,061.40-2,854,299.78-641,006.68

Finding the Fourth Proportional to 1,904,061.40, 2,854,299.78 and 641,006.68

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Solution

The fourth proportional to 1,904,061.40, 2,854,299.78 and 641,006.68 is: 960,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,061.40 : 2,854,299.78 = 641,006.68 : x
  2. Step 2: Convert to fraction form
    1,904,061.40/2,854,299.78 = 641,006.68/x
  3. Step 3: Cross multiply
    1,904,061.40x = 2,854,299.78 × 641,006.68
  4. Step 4: Simplify right side
    1,904,061.40x = 1,829,625,225,702.53
  5. Step 5: Solve for x
    x = 1,829,625,225,702.53/1,904,061.40
  6. Step 6: Final answer
    x = 960,906.63

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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.