Home / 1,340,122.70-2,010,184.05-441,703.10

Finding the Fourth Proportional to 1,340,122.70, 2,010,184.05 and 441,703.10

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Solution

The fourth proportional to 1,340,122.70, 2,010,184.05 and 441,703.10 is: 662,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,122.70 : 2,010,184.05 = 441,703.10 : x
  2. Step 2: Convert to fraction form
    1,340,122.70/2,010,184.05 = 441,703.10/x
  3. Step 3: Cross multiply
    1,340,122.70x = 2,010,184.05 × 441,703.10
  4. Step 4: Simplify right side
    1,340,122.70x = 887,904,526,455.56
  5. Step 5: Solve for x
    x = 887,904,526,455.56/1,340,122.70
  6. Step 6: Final answer
    x = 662,554.65

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Double scale
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Similar ratio
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1.5x scale

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.