Home / 1,400,350.90-2,097,761.55-837,714.10

Finding the Fourth Proportional to 1,400,350.90, 2,097,761.55 and 837,714.10

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Solution

The fourth proportional to 1,400,350.90, 2,097,761.55 and 837,714.10 is: 1,254,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,350.90 : 2,097,761.55 = 837,714.10 : x
  2. Step 2: Convert to fraction form
    1,400,350.90/2,097,761.55 = 837,714.10/x
  3. Step 3: Cross multiply
    1,400,350.90x = 2,097,761.55 × 837,714.10
  4. Step 4: Simplify right side
    1,400,350.90x = 1,757,324,428,872.85
  5. Step 5: Solve for x
    x = 1,757,324,428,872.85/1,400,350.90
  6. Step 6: Final answer
    x = 1,254,917.20

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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.