Home / 1,641,765.63-2,466,384.17-1,187,757.39

Finding the Fourth Proportional to 1,641,765.63, 2,466,384.17 and 1,187,757.39

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Solution

The fourth proportional to 1,641,765.63, 2,466,384.17 and 1,187,757.39 is: 1,784,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,765.63 : 2,466,384.17 = 1,187,757.39 : x
  2. Step 2: Convert to fraction form
    1,641,765.63/2,466,384.17 = 1,187,757.39/x
  3. Step 3: Cross multiply
    1,641,765.63x = 2,466,384.17 × 1,187,757.39
  4. Step 4: Simplify right side
    1,641,765.63x = 2,929,466,018,557.73
  5. Step 5: Solve for x
    x = 2,929,466,018,557.73/1,641,765.63
  6. Step 6: Final answer
    x = 1,784,338.74

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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.