Home / 1,516,691.04-2,093,143.86-872,313.36

Finding the Fourth Proportional to 1,516,691.04, 2,093,143.86 and 872,313.36

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Solution

The fourth proportional to 1,516,691.04, 2,093,143.86 and 872,313.36 is: 1,203,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,691.04 : 2,093,143.86 = 872,313.36 : x
  2. Step 2: Convert to fraction form
    1,516,691.04/2,093,143.86 = 872,313.36/x
  3. Step 3: Cross multiply
    1,516,691.04x = 2,093,143.86 × 872,313.36
  4. Step 4: Simplify right side
    1,516,691.04x = 1,825,877,353,479.97
  5. Step 5: Solve for x
    x = 1,825,877,353,479.97/1,516,691.04
  6. Step 6: Final answer
    x = 1,203,855.83

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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.