Home / 1,394,441.90-2,091,672.08-383,670.66

Finding the Fourth Proportional to 1,394,441.90, 2,091,672.08 and 383,670.66

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Solution

The fourth proportional to 1,394,441.90, 2,091,672.08 and 383,670.66 is: 575,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,441.90 : 2,091,672.08 = 383,670.66 : x
  2. Step 2: Convert to fraction form
    1,394,441.90/2,091,672.08 = 383,670.66/x
  3. Step 3: Cross multiply
    1,394,441.90x = 2,091,672.08 × 383,670.66
  4. Step 4: Simplify right side
    1,394,441.90x = 802,513,207,437.17
  5. Step 5: Solve for x
    x = 802,513,207,437.17/1,394,441.90
  6. Step 6: Final answer
    x = 575,508.53

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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.