Home / 1,394,815.92-2,092,223.88-397,518

Finding the Fourth Proportional to 1,394,815.92, 2,092,223.88 and 397,518

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Solution

The fourth proportional to 1,394,815.92, 2,092,223.88 and 397,518 is: 596,277

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,815.92 : 2,092,223.88 = 397,518 : x
  2. Step 2: Convert to fraction form
    1,394,815.92/2,092,223.88 = 397,518/x
  3. Step 3: Cross multiply
    1,394,815.92x = 2,092,223.88 × 397,518
  4. Step 4: Simplify right side
    1,394,815.92x = 831,696,652,329.84
  5. Step 5: Solve for x
    x = 831,696,652,329.84/1,394,815.92
  6. Step 6: Final answer
    x = 596,277

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Similar ratio
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1.5x scale

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.