Home / 1,397,349.20-2,096,023.80-400,077.20

Finding the Fourth Proportional to 1,397,349.20, 2,096,023.80 and 400,077.20

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Solution

The fourth proportional to 1,397,349.20, 2,096,023.80 and 400,077.20 is: 600,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,349.20 : 2,096,023.80 = 400,077.20 : x
  2. Step 2: Convert to fraction form
    1,397,349.20/2,096,023.80 = 400,077.20/x
  3. Step 3: Cross multiply
    1,397,349.20x = 2,096,023.80 × 400,077.20
  4. Step 4: Simplify right side
    1,397,349.20x = 838,571,333,037.36
  5. Step 5: Solve for x
    x = 838,571,333,037.36/1,397,349.20
  6. Step 6: Final answer
    x = 600,115.80

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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.