Home / 1,480,079.60-2,220,119.40-482,807.60

Finding the Fourth Proportional to 1,480,079.60, 2,220,119.40 and 482,807.60

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Solution

The fourth proportional to 1,480,079.60, 2,220,119.40 and 482,807.60 is: 724,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,079.60 : 2,220,119.40 = 482,807.60 : x
  2. Step 2: Convert to fraction form
    1,480,079.60/2,220,119.40 = 482,807.60/x
  3. Step 3: Cross multiply
    1,480,079.60x = 2,220,119.40 × 482,807.60
  4. Step 4: Simplify right side
    1,480,079.60x = 1,071,890,519,227.44
  5. Step 5: Solve for x
    x = 1,071,890,519,227.44/1,480,079.60
  6. Step 6: Final answer
    x = 724,211.40

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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.