Home / 1,077,782.24-1,617,218.40-718,197.92

Finding the Fourth Proportional to 1,077,782.24, 1,617,218.40 and 718,197.92

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Solution

The fourth proportional to 1,077,782.24, 1,617,218.40 and 718,197.92 is: 1,077,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,782.24 : 1,617,218.40 = 718,197.92 : x
  2. Step 2: Convert to fraction form
    1,077,782.24/1,617,218.40 = 718,197.92/x
  3. Step 3: Cross multiply
    1,077,782.24x = 1,617,218.40 × 718,197.92
  4. Step 4: Simplify right side
    1,077,782.24x = 1,161,482,891,065.73
  5. Step 5: Solve for x
    x = 1,161,482,891,065.73/1,077,782.24
  6. Step 6: Final answer
    x = 1,077,660.08

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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.