Home / 1,227,221.67-1,840,916.38-417,276.35

Finding the Fourth Proportional to 1,227,221.67, 1,840,916.38 and 417,276.35

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Solution

The fourth proportional to 1,227,221.67, 1,840,916.38 and 417,276.35 is: 625,943.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,221.67 : 1,840,916.38 = 417,276.35 : x
  2. Step 2: Convert to fraction form
    1,227,221.67/1,840,916.38 = 417,276.35/x
  3. Step 3: Cross multiply
    1,227,221.67x = 1,840,916.38 × 417,276.35
  4. Step 4: Simplify right side
    1,227,221.67x = 768,170,857,453.84
  5. Step 5: Solve for x
    x = 768,170,857,453.84/1,227,221.67
  6. Step 6: Final answer
    x = 625,943.04

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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.