Home / 1,248,678.76-1,723,176.68-675,718.93

Finding the Fourth Proportional to 1,248,678.76, 1,723,176.68 and 675,718.93

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Solution

The fourth proportional to 1,248,678.76, 1,723,176.68 and 675,718.93 is: 932,492.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,678.76 : 1,723,176.68 = 675,718.93 : x
  2. Step 2: Convert to fraction form
    1,248,678.76/1,723,176.68 = 675,718.93/x
  3. Step 3: Cross multiply
    1,248,678.76x = 1,723,176.68 × 675,718.93
  4. Step 4: Simplify right side
    1,248,678.76x = 1,164,383,100,591.69
  5. Step 5: Solve for x
    x = 1,164,383,100,591.69/1,248,678.76
  6. Step 6: Final answer
    x = 932,492.12

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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.