Home / 2,460,429.60-3,690,644.40-1,379,832.90

Finding the Fourth Proportional to 2,460,429.60, 3,690,644.40 and 1,379,832.90

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Solution

The fourth proportional to 2,460,429.60, 3,690,644.40 and 1,379,832.90 is: 2,069,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,429.60 : 3,690,644.40 = 1,379,832.90 : x
  2. Step 2: Convert to fraction form
    2,460,429.60/3,690,644.40 = 1,379,832.90/x
  3. Step 3: Cross multiply
    2,460,429.60x = 3,690,644.40 × 1,379,832.90
  4. Step 4: Simplify right side
    2,460,429.60x = 5,092,472,565,320.76
  5. Step 5: Solve for x
    x = 5,092,472,565,320.76/2,460,429.60
  6. Step 6: Final answer
    x = 2,069,749.35

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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.