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Finding the Fourth Proportional to 4,532,649.84, 6,798,974.76 and 1,499,200.65

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Solution

The fourth proportional to 4,532,649.84, 6,798,974.76 and 1,499,200.65 is: 2,248,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,532,649.84 : 6,798,974.76 = 1,499,200.65 : x
  2. Step 2: Convert to fraction form
    4,532,649.84/6,798,974.76 = 1,499,200.65/x
  3. Step 3: Cross multiply
    4,532,649.84x = 6,798,974.76 × 1,499,200.65
  4. Step 4: Simplify right side
    4,532,649.84x = 10,193,027,379,525.59
  5. Step 5: Solve for x
    x = 10,193,027,379,525.59/4,532,649.84
  6. Step 6: Final answer
    x = 2,248,800.98

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Double scale
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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.