Home / 1,017,821.17-1,524,406.24-485,715.87

Finding the Fourth Proportional to 1,017,821.17, 1,524,406.24 and 485,715.87

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Solution

The fourth proportional to 1,017,821.17, 1,524,406.24 and 485,715.87 is: 727,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,821.17 : 1,524,406.24 = 485,715.87 : x
  2. Step 2: Convert to fraction form
    1,017,821.17/1,524,406.24 = 485,715.87/x
  3. Step 3: Cross multiply
    1,017,821.17x = 1,524,406.24 × 485,715.87
  4. Step 4: Simplify right side
    1,017,821.17x = 740,428,301,880.74
  5. Step 5: Solve for x
    x = 740,428,301,880.74/1,017,821.17
  6. Step 6: Final answer
    x = 727,464.04

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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.