Home / 877,574.85-1,316,362.28-725,359.65

Finding the Fourth Proportional to 877,574.85, 1,316,362.28 and 725,359.65

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Solution

The fourth proportional to 877,574.85, 1,316,362.28 and 725,359.65 is: 1,088,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,574.85 : 1,316,362.28 = 725,359.65 : x
  2. Step 2: Convert to fraction form
    877,574.85/1,316,362.28 = 725,359.65/x
  3. Step 3: Cross multiply
    877,574.85x = 1,316,362.28 × 725,359.65
  4. Step 4: Simplify right side
    877,574.85x = 954,836,079,067.20
  5. Step 5: Solve for x
    x = 954,836,079,067.20/877,574.85
  6. Step 6: Final answer
    x = 1,088,039.48

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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.