Home / 1,017,816.92-1,524,400.02-485,711.60

Finding the Fourth Proportional to 1,017,816.92, 1,524,400.02 and 485,711.60

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Solution

The fourth proportional to 1,017,816.92, 1,524,400.02 and 485,711.60 is: 727,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,816.92 : 1,524,400.02 = 485,711.60 : x
  2. Step 2: Convert to fraction form
    1,017,816.92/1,524,400.02 = 485,711.60/x
  3. Step 3: Cross multiply
    1,017,816.92x = 1,524,400.02 × 485,711.60
  4. Step 4: Simplify right side
    1,017,816.92x = 740,418,772,754.23
  5. Step 5: Solve for x
    x = 740,418,772,754.23/1,017,816.92
  6. Step 6: Final answer
    x = 727,457.72

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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.