Home / 1,020,186.40-1,530,279.60-547,794.40

Finding the Fourth Proportional to 1,020,186.40, 1,530,279.60 and 547,794.40

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Solution

The fourth proportional to 1,020,186.40, 1,530,279.60 and 547,794.40 is: 821,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,186.40 : 1,530,279.60 = 547,794.40 : x
  2. Step 2: Convert to fraction form
    1,020,186.40/1,530,279.60 = 547,794.40/x
  3. Step 3: Cross multiply
    1,020,186.40x = 1,530,279.60 × 547,794.40
  4. Step 4: Simplify right side
    1,020,186.40x = 838,278,595,314.24
  5. Step 5: Solve for x
    x = 838,278,595,314.24/1,020,186.40
  6. Step 6: Final answer
    x = 821,691.60

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Similar ratio
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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.