Home / 1,248,679.76-1,723,178.06-675,719.93

Finding the Fourth Proportional to 1,248,679.76, 1,723,178.06 and 675,719.93

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Solution

The fourth proportional to 1,248,679.76, 1,723,178.06 and 675,719.93 is: 932,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,679.76 : 1,723,178.06 = 675,719.93 : x
  2. Step 2: Convert to fraction form
    1,248,679.76/1,723,178.06 = 675,719.93/x
  3. Step 3: Cross multiply
    1,248,679.76x = 1,723,178.06 × 675,719.93
  4. Step 4: Simplify right side
    1,248,679.76x = 1,164,385,758,080.74
  5. Step 5: Solve for x
    x = 1,164,385,758,080.74/1,248,679.76
  6. Step 6: Final answer
    x = 932,493.50

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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.