Home / 3,455,807.61-5,179,508.91-2,445,220.89

Finding the Fourth Proportional to 3,455,807.61, 5,179,508.91 and 2,445,220.89

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Solution

The fourth proportional to 3,455,807.61, 5,179,508.91 and 2,445,220.89 is: 3,664,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,807.61 : 5,179,508.91 = 2,445,220.89 : x
  2. Step 2: Convert to fraction form
    3,455,807.61/5,179,508.91 = 2,445,220.89/x
  3. Step 3: Cross multiply
    3,455,807.61x = 5,179,508.91 × 2,445,220.89
  4. Step 4: Simplify right side
    3,455,807.61x = 12,665,043,386,673.13
  5. Step 5: Solve for x
    x = 12,665,043,386,673.13/3,455,807.61
  6. Step 6: Final answer
    x = 3,664,857.77

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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.