Home / 3,418,590.56-5,125,992.80-1,398,253.32

Finding the Fourth Proportional to 3,418,590.56, 5,125,992.80 and 1,398,253.32

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Solution

The fourth proportional to 3,418,590.56, 5,125,992.80 and 1,398,253.32 is: 2,096,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,590.56 : 5,125,992.80 = 1,398,253.32 : x
  2. Step 2: Convert to fraction form
    3,418,590.56/5,125,992.80 = 1,398,253.32/x
  3. Step 3: Cross multiply
    3,418,590.56x = 5,125,992.80 × 1,398,253.32
  4. Step 4: Simplify right side
    3,418,590.56x = 7,167,436,443,904.83
  5. Step 5: Solve for x
    x = 7,167,436,443,904.83/3,418,590.56
  6. Step 6: Final answer
    x = 2,096,605.70

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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.