Home / 1,411,917.68-1,948,612.20-838,958.24

Finding the Fourth Proportional to 1,411,917.68, 1,948,612.20 and 838,958.24

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Solution

The fourth proportional to 1,411,917.68, 1,948,612.20 and 838,958.24 is: 1,157,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,917.68 : 1,948,612.20 = 838,958.24 : x
  2. Step 2: Convert to fraction form
    1,411,917.68/1,948,612.20 = 838,958.24/x
  3. Step 3: Cross multiply
    1,411,917.68x = 1,948,612.20 × 838,958.24
  4. Step 4: Simplify right side
    1,411,917.68x = 1,634,804,261,754.53
  5. Step 5: Solve for x
    x = 1,634,804,261,754.53/1,411,917.68
  6. Step 6: Final answer
    x = 1,157,860.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.