Home / 1,004,382.42-1,386,057.74-545,505.95

Finding the Fourth Proportional to 1,004,382.42, 1,386,057.74 and 545,505.95

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Solution

The fourth proportional to 1,004,382.42, 1,386,057.74 and 545,505.95 is: 752,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,382.42 : 1,386,057.74 = 545,505.95 : x
  2. Step 2: Convert to fraction form
    1,004,382.42/1,386,057.74 = 545,505.95/x
  3. Step 3: Cross multiply
    1,004,382.42x = 1,386,057.74 × 545,505.95
  4. Step 4: Simplify right side
    1,004,382.42x = 756,102,744,213.55
  5. Step 5: Solve for x
    x = 756,102,744,213.55/1,004,382.42
  6. Step 6: Final answer
    x = 752,803.64

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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.