Home / 1,441,034.72-2,161,930.66-517,883.88

Finding the Fourth Proportional to 1,441,034.72, 2,161,930.66 and 517,883.88

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Solution

The fourth proportional to 1,441,034.72, 2,161,930.66 and 517,883.88 is: 776,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,034.72 : 2,161,930.66 = 517,883.88 : x
  2. Step 2: Convert to fraction form
    1,441,034.72/2,161,930.66 = 517,883.88/x
  3. Step 3: Cross multiply
    1,441,034.72x = 2,161,930.66 × 517,883.88
  4. Step 4: Simplify right side
    1,441,034.72x = 1,119,629,038,491.76
  5. Step 5: Solve for x
    x = 1,119,629,038,491.76/1,441,034.72
  6. Step 6: Final answer
    x = 776,961.88

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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.