Home / 1,129,841.38-1,559,175.78-613,591.66

Finding the Fourth Proportional to 1,129,841.38, 1,559,175.78 and 613,591.66

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Solution

The fourth proportional to 1,129,841.38, 1,559,175.78 and 613,591.66 is: 846,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,841.38 : 1,559,175.78 = 613,591.66 : x
  2. Step 2: Convert to fraction form
    1,129,841.38/1,559,175.78 = 613,591.66/x
  3. Step 3: Cross multiply
    1,129,841.38x = 1,559,175.78 × 613,591.66
  4. Step 4: Simplify right side
    1,129,841.38x = 956,697,255,082.00
  5. Step 5: Solve for x
    x = 956,697,255,082.00/1,129,841.38
  6. Step 6: Final answer
    x = 846,753.60

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Double scale
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1.5x scale

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.