Home / 1,178,959.28-1,768,652.76-674,089.52

Finding the Fourth Proportional to 1,178,959.28, 1,768,652.76 and 674,089.52

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Solution

The fourth proportional to 1,178,959.28, 1,768,652.76 and 674,089.52 is: 1,011,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,959.28 : 1,768,652.76 = 674,089.52 : x
  2. Step 2: Convert to fraction form
    1,178,959.28/1,768,652.76 = 674,089.52/x
  3. Step 3: Cross multiply
    1,178,959.28x = 1,768,652.76 × 674,089.52
  4. Step 4: Simplify right side
    1,178,959.28x = 1,192,230,290,035.08
  5. Step 5: Solve for x
    x = 1,192,230,290,035.08/1,178,959.28
  6. Step 6: Final answer
    x = 1,011,256.55

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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.