Home / 1,665,007.40-2,497,511.10-867,845.90

Finding the Fourth Proportional to 1,665,007.40, 2,497,511.10 and 867,845.90

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Solution

The fourth proportional to 1,665,007.40, 2,497,511.10 and 867,845.90 is: 1,301,768.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,007.40 : 2,497,511.10 = 867,845.90 : x
  2. Step 2: Convert to fraction form
    1,665,007.40/2,497,511.10 = 867,845.90/x
  3. Step 3: Cross multiply
    1,665,007.40x = 2,497,511.10 × 867,845.90
  4. Step 4: Simplify right side
    1,665,007.40x = 2,167,454,768,339.49
  5. Step 5: Solve for x
    x = 2,167,454,768,339.49/1,665,007.40
  6. Step 6: Final answer
    x = 1,301,768.85

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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.