Home / 1,006,785.68-1,389,162.84-577,200.56

Finding the Fourth Proportional to 1,006,785.68, 1,389,162.84 and 577,200.56

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Solution

The fourth proportional to 1,006,785.68, 1,389,162.84 and 577,200.56 is: 796,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,785.68 : 1,389,162.84 = 577,200.56 : x
  2. Step 2: Convert to fraction form
    1,006,785.68/1,389,162.84 = 577,200.56/x
  3. Step 3: Cross multiply
    1,006,785.68x = 1,389,162.84 × 577,200.56
  4. Step 4: Simplify right side
    1,006,785.68x = 801,825,569,179.19
  5. Step 5: Solve for x
    x = 801,825,569,179.19/1,006,785.68
  6. Step 6: Final answer
    x = 796,421.31

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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.