Home / 1,170,808.08-1,615,789.80-718,037.52

Finding the Fourth Proportional to 1,170,808.08, 1,615,789.80 and 718,037.52

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Solution

The fourth proportional to 1,170,808.08, 1,615,789.80 and 718,037.52 is: 990,937.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,808.08 : 1,615,789.80 = 718,037.52 : x
  2. Step 2: Convert to fraction form
    1,170,808.08/1,615,789.80 = 718,037.52/x
  3. Step 3: Cross multiply
    1,170,808.08x = 1,615,789.80 × 718,037.52
  4. Step 4: Simplify right side
    1,170,808.08x = 1,160,197,700,833.30
  5. Step 5: Solve for x
    x = 1,160,197,700,833.30/1,170,808.08
  6. Step 6: Final answer
    x = 990,937.56

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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.