Home / 3,021,714.78-4,532,572.80-999,416.10

Finding the Fourth Proportional to 3,021,714.78, 4,532,572.80 and 999,416.10

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Solution

The fourth proportional to 3,021,714.78, 4,532,572.80 and 999,416.10 is: 1,499,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,714.78 : 4,532,572.80 = 999,416.10 : x
  2. Step 2: Convert to fraction form
    3,021,714.78/4,532,572.80 = 999,416.10/x
  3. Step 3: Cross multiply
    3,021,714.78x = 4,532,572.80 × 999,416.10
  4. Step 4: Simplify right side
    3,021,714.78x = 4,529,926,230,742.08
  5. Step 5: Solve for x
    x = 4,529,926,230,742.08/3,021,714.78
  6. Step 6: Final answer
    x = 1,499,124.36

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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.