Home / 1,074,957.04-1,612,382.22-400,985.80

Finding the Fourth Proportional to 1,074,957.04, 1,612,382.22 and 400,985.80

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Solution

The fourth proportional to 1,074,957.04, 1,612,382.22 and 400,985.80 is: 601,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,957.04 : 1,612,382.22 = 400,985.80 : x
  2. Step 2: Convert to fraction form
    1,074,957.04/1,612,382.22 = 400,985.80/x
  3. Step 3: Cross multiply
    1,074,957.04x = 1,612,382.22 × 400,985.80
  4. Step 4: Simplify right side
    1,074,957.04x = 646,542,374,392.48
  5. Step 5: Solve for x
    x = 646,542,374,392.48/1,074,957.04
  6. Step 6: Final answer
    x = 601,458.80

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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.