Home / 1,418,153.60-2,127,238.18-353,195.66

Finding the Fourth Proportional to 1,418,153.60, 2,127,238.18 and 353,195.66

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Solution

The fourth proportional to 1,418,153.60, 2,127,238.18 and 353,195.66 is: 529,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,153.60 : 2,127,238.18 = 353,195.66 : x
  2. Step 2: Convert to fraction form
    1,418,153.60/2,127,238.18 = 353,195.66/x
  3. Step 3: Cross multiply
    1,418,153.60x = 2,127,238.18 × 353,195.66
  4. Step 4: Simplify right side
    1,418,153.60x = 751,331,286,425.05
  5. Step 5: Solve for x
    x = 751,331,286,425.05/1,418,153.60
  6. Step 6: Final answer
    x = 529,795.42

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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.