Home / 1,042,855.04-1,439,139.84-565,927.04

Finding the Fourth Proportional to 1,042,855.04, 1,439,139.84 and 565,927.04

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Solution

The fourth proportional to 1,042,855.04, 1,439,139.84 and 565,927.04 is: 780,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,855.04 : 1,439,139.84 = 565,927.04 : x
  2. Step 2: Convert to fraction form
    1,042,855.04/1,439,139.84 = 565,927.04/x
  3. Step 3: Cross multiply
    1,042,855.04x = 1,439,139.84 × 565,927.04
  4. Step 4: Simplify right side
    1,042,855.04x = 814,448,149,797.27
  5. Step 5: Solve for x
    x = 814,448,149,797.27/1,042,855.04
  6. Step 6: Final answer
    x = 780,979.25

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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.