Home / 1,414,484.57-2,122,140.23-454,918.61

Finding the Fourth Proportional to 1,414,484.57, 2,122,140.23 and 454,918.61

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Solution

The fourth proportional to 1,414,484.57, 2,122,140.23 and 454,918.61 is: 682,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,484.57 : 2,122,140.23 = 454,918.61 : x
  2. Step 2: Convert to fraction form
    1,414,484.57/2,122,140.23 = 454,918.61/x
  3. Step 3: Cross multiply
    1,414,484.57x = 2,122,140.23 × 454,918.61
  4. Step 4: Simplify right side
    1,414,484.57x = 965,401,088,393.38
  5. Step 5: Solve for x
    x = 965,401,088,393.38/1,414,484.57
  6. Step 6: Final answer
    x = 682,510.86

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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.