Home / 1,467,812.60-2,201,718.90-989,515.70

Finding the Fourth Proportional to 1,467,812.60, 2,201,718.90 and 989,515.70

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Solution

The fourth proportional to 1,467,812.60, 2,201,718.90 and 989,515.70 is: 1,484,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,812.60 : 2,201,718.90 = 989,515.70 : x
  2. Step 2: Convert to fraction form
    1,467,812.60/2,201,718.90 = 989,515.70/x
  3. Step 3: Cross multiply
    1,467,812.60x = 2,201,718.90 × 989,515.70
  4. Step 4: Simplify right side
    1,467,812.60x = 2,178,635,418,536.73
  5. Step 5: Solve for x
    x = 2,178,635,418,536.73/1,467,812.60
  6. Step 6: Final answer
    x = 1,484,273.55

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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.