Home / 2,632,184.80-3,948,277.20-637,640.80

Finding the Fourth Proportional to 2,632,184.80, 3,948,277.20 and 637,640.80

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Solution

The fourth proportional to 2,632,184.80, 3,948,277.20 and 637,640.80 is: 956,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,184.80 : 3,948,277.20 = 637,640.80 : x
  2. Step 2: Convert to fraction form
    2,632,184.80/3,948,277.20 = 637,640.80/x
  3. Step 3: Cross multiply
    2,632,184.80x = 3,948,277.20 × 637,640.80
  4. Step 4: Simplify right side
    2,632,184.80x = 2,517,582,632,429.76
  5. Step 5: Solve for x
    x = 2,517,582,632,429.76/2,632,184.80
  6. Step 6: Final answer
    x = 956,461.20

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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.