Home / 2,129,409.90-3,194,114.85-1,373,582.70

Finding the Fourth Proportional to 2,129,409.90, 3,194,114.85 and 1,373,582.70

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Solution

The fourth proportional to 2,129,409.90, 3,194,114.85 and 1,373,582.70 is: 2,060,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,409.90 : 3,194,114.85 = 1,373,582.70 : x
  2. Step 2: Convert to fraction form
    2,129,409.90/3,194,114.85 = 1,373,582.70/x
  3. Step 3: Cross multiply
    2,129,409.90x = 3,194,114.85 × 1,373,582.70
  4. Step 4: Simplify right side
    2,129,409.90x = 4,387,380,899,773.10
  5. Step 5: Solve for x
    x = 4,387,380,899,773.10/2,129,409.90
  6. Step 6: Final answer
    x = 2,060,374.05

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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.