Home / 1,872,691.92-2,584,037.74-1,137,263.76

Finding the Fourth Proportional to 1,872,691.92, 2,584,037.74 and 1,137,263.76

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Solution

The fourth proportional to 1,872,691.92, 2,584,037.74 and 1,137,263.76 is: 1,569,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,691.92 : 2,584,037.74 = 1,137,263.76 : x
  2. Step 2: Convert to fraction form
    1,872,691.92/2,584,037.74 = 1,137,263.76/x
  3. Step 3: Cross multiply
    1,872,691.92x = 2,584,037.74 × 1,137,263.76
  4. Step 4: Simplify right side
    1,872,691.92x = 2,938,732,476,174.30
  5. Step 5: Solve for x
    x = 2,938,732,476,174.30/1,872,691.92
  6. Step 6: Final answer
    x = 1,569,255.70

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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.