Home / 1,418,714.55-2,128,071.83-1,241,567.55

Finding the Fourth Proportional to 1,418,714.55, 2,128,071.83 and 1,241,567.55

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Solution

The fourth proportional to 1,418,714.55, 2,128,071.83 and 1,241,567.55 is: 1,862,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,714.55 : 2,128,071.83 = 1,241,567.55 : x
  2. Step 2: Convert to fraction form
    1,418,714.55/2,128,071.83 = 1,241,567.55/x
  3. Step 3: Cross multiply
    1,418,714.55x = 2,128,071.83 × 1,241,567.55
  4. Step 4: Simplify right side
    1,418,714.55x = 2,642,144,921,989.28
  5. Step 5: Solve for x
    x = 2,642,144,921,989.28/1,418,714.55
  6. Step 6: Final answer
    x = 1,862,351.33

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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.