Home / 1,108,378.76-1,529,561.88-599,081.12

Finding the Fourth Proportional to 1,108,378.76, 1,529,561.88 and 599,081.12

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Solution

The fourth proportional to 1,108,378.76, 1,529,561.88 and 599,081.12 is: 826,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,378.76 : 1,529,561.88 = 599,081.12 : x
  2. Step 2: Convert to fraction form
    1,108,378.76/1,529,561.88 = 599,081.12/x
  3. Step 3: Cross multiply
    1,108,378.76x = 1,529,561.88 × 599,081.12
  4. Step 4: Simplify right side
    1,108,378.76x = 916,331,644,179.71
  5. Step 5: Solve for x
    x = 916,331,644,179.71/1,108,378.76
  6. Step 6: Final answer
    x = 826,731.51

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Double scale
Find fourth proportional to 1,108,379.76, 1,529,563.26 and 599,082.12
Similar ratio
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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.