Home / 1,012,022.41-1,396,536.11-559,284.25

Finding the Fourth Proportional to 1,012,022.41, 1,396,536.11 and 559,284.25

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Solution

The fourth proportional to 1,012,022.41, 1,396,536.11 and 559,284.25 is: 771,781.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,022.41 : 1,396,536.11 = 559,284.25 : x
  2. Step 2: Convert to fraction form
    1,012,022.41/1,396,536.11 = 559,284.25/x
  3. Step 3: Cross multiply
    1,012,022.41x = 1,396,536.11 × 559,284.25
  4. Step 4: Simplify right side
    1,012,022.41x = 781,060,648,082.85
  5. Step 5: Solve for x
    x = 781,060,648,082.85/1,012,022.41
  6. Step 6: Final answer
    x = 771,781.97

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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.