Home / 1,011,834.72-1,396,360.08-559,154.88

Finding the Fourth Proportional to 1,011,834.72, 1,396,360.08 and 559,154.88

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Solution

The fourth proportional to 1,011,834.72, 1,396,360.08 and 559,154.88 is: 771,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,834.72 : 1,396,360.08 = 559,154.88 : x
  2. Step 2: Convert to fraction form
    1,011,834.72/1,396,360.08 = 559,154.88/x
  3. Step 3: Cross multiply
    1,011,834.72x = 1,396,360.08 × 559,154.88
  4. Step 4: Simplify right side
    1,011,834.72x = 780,781,552,969.19
  5. Step 5: Solve for x
    x = 780,781,552,969.19/1,011,834.72
  6. Step 6: Final answer
    x = 771,649.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.