Home / 1,142,549.52-1,714,064.04-343,889.52

Finding the Fourth Proportional to 1,142,549.52, 1,714,064.04 and 343,889.52

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Solution

The fourth proportional to 1,142,549.52, 1,714,064.04 and 343,889.52 is: 515,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,549.52 : 1,714,064.04 = 343,889.52 : x
  2. Step 2: Convert to fraction form
    1,142,549.52/1,714,064.04 = 343,889.52/x
  3. Step 3: Cross multiply
    1,142,549.52x = 1,714,064.04 × 343,889.52
  4. Step 4: Simplify right side
    1,142,549.52x = 589,448,659,964.86
  5. Step 5: Solve for x
    x = 589,448,659,964.86/1,142,549.52
  6. Step 6: Final answer
    x = 515,906.44

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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.