Home / 1,394,506.34-1,924,337.85-782,601.95

Finding the Fourth Proportional to 1,394,506.34, 1,924,337.85 and 782,601.95

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Solution

The fourth proportional to 1,394,506.34, 1,924,337.85 and 782,601.95 is: 1,079,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,506.34 : 1,924,337.85 = 782,601.95 : x
  2. Step 2: Convert to fraction form
    1,394,506.34/1,924,337.85 = 782,601.95/x
  3. Step 3: Cross multiply
    1,394,506.34x = 1,924,337.85 × 782,601.95
  4. Step 4: Simplify right side
    1,394,506.34x = 1,505,990,553,868.81
  5. Step 5: Solve for x
    x = 1,505,990,553,868.81/1,394,506.34
  6. Step 6: Final answer
    x = 1,079,945.29

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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.