Home / 2,714,311.20-4,071,337.20-917,018.40

Finding the Fourth Proportional to 2,714,311.20, 4,071,337.20 and 917,018.40

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Solution

The fourth proportional to 2,714,311.20, 4,071,337.20 and 917,018.40 is: 1,375,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,714,311.20 : 4,071,337.20 = 917,018.40 : x
  2. Step 2: Convert to fraction form
    2,714,311.20/4,071,337.20 = 917,018.40/x
  3. Step 3: Cross multiply
    2,714,311.20x = 4,071,337.20 × 917,018.40
  4. Step 4: Simplify right side
    2,714,311.20x = 3,733,491,125,004.48
  5. Step 5: Solve for x
    x = 3,733,491,125,004.48/2,714,311.20
  6. Step 6: Final answer
    x = 1,375,483.82

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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.