Home / 1,164,251.40-1,746,377.10-491,092.80

Finding the Fourth Proportional to 1,164,251.40, 1,746,377.10 and 491,092.80

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Solution

The fourth proportional to 1,164,251.40, 1,746,377.10 and 491,092.80 is: 736,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,251.40 : 1,746,377.10 = 491,092.80 : x
  2. Step 2: Convert to fraction form
    1,164,251.40/1,746,377.10 = 491,092.80/x
  3. Step 3: Cross multiply
    1,164,251.40x = 1,746,377.10 × 491,092.80
  4. Step 4: Simplify right side
    1,164,251.40x = 857,633,219,894.88
  5. Step 5: Solve for x
    x = 857,633,219,894.88/1,164,251.40
  6. Step 6: Final answer
    x = 736,639.20

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Double scale
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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.