Home / 1,738,245.90-2,607,368.85-1,129,385.10

Finding the Fourth Proportional to 1,738,245.90, 2,607,368.85 and 1,129,385.10

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Solution

The fourth proportional to 1,738,245.90, 2,607,368.85 and 1,129,385.10 is: 1,694,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,245.90 : 2,607,368.85 = 1,129,385.10 : x
  2. Step 2: Convert to fraction form
    1,738,245.90/2,607,368.85 = 1,129,385.10/x
  3. Step 3: Cross multiply
    1,738,245.90x = 2,607,368.85 × 1,129,385.10
  4. Step 4: Simplify right side
    1,738,245.90x = 2,944,723,529,394.14
  5. Step 5: Solve for x
    x = 2,944,723,529,394.14/1,738,245.90
  6. Step 6: Final answer
    x = 1,694,077.65

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Similar ratio
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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.