Home / 3,516,575.70-5,274,345.15-992,486.10

Finding the Fourth Proportional to 3,516,575.70, 5,274,345.15 and 992,486.10

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Solution

The fourth proportional to 3,516,575.70, 5,274,345.15 and 992,486.10 is: 1,488,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,575.70 : 5,274,345.15 = 992,486.10 : x
  2. Step 2: Convert to fraction form
    3,516,575.70/5,274,345.15 = 992,486.10/x
  3. Step 3: Cross multiply
    3,516,575.70x = 5,274,345.15 × 992,486.10
  4. Step 4: Simplify right side
    3,516,575.70x = 5,234,714,247,977.42
  5. Step 5: Solve for x
    x = 5,234,714,247,977.42/3,516,575.70
  6. Step 6: Final answer
    x = 1,488,582.84

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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.