Home / 1,357,974.92-1,873,225.68-847,791.56

Finding the Fourth Proportional to 1,357,974.92, 1,873,225.68 and 847,791.56

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Solution

The fourth proportional to 1,357,974.92, 1,873,225.68 and 847,791.56 is: 1,169,465.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,974.92 : 1,873,225.68 = 847,791.56 : x
  2. Step 2: Convert to fraction form
    1,357,974.92/1,873,225.68 = 847,791.56/x
  3. Step 3: Cross multiply
    1,357,974.92x = 1,873,225.68 × 847,791.56
  4. Step 4: Simplify right side
    1,357,974.92x = 1,588,104,921,479.26
  5. Step 5: Solve for x
    x = 1,588,104,921,479.26/1,357,974.92
  6. Step 6: Final answer
    x = 1,169,465.58

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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.