Home / 1,485,678.15-2,228,253.78-675,874.44

Finding the Fourth Proportional to 1,485,678.15, 2,228,253.78 and 675,874.44

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Solution

The fourth proportional to 1,485,678.15, 2,228,253.78 and 675,874.44 is: 1,013,691.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,678.15 : 2,228,253.78 = 675,874.44 : x
  2. Step 2: Convert to fraction form
    1,485,678.15/2,228,253.78 = 675,874.44/x
  3. Step 3: Cross multiply
    1,485,678.15x = 2,228,253.78 × 675,874.44
  4. Step 4: Simplify right side
    1,485,678.15x = 1,506,019,775,735.38
  5. Step 5: Solve for x
    x = 1,506,019,775,735.38/1,485,678.15
  6. Step 6: Final answer
    x = 1,013,691.81

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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.