Home / 1,641,566.18-2,466,085.88-1,187,557.79

Finding the Fourth Proportional to 1,641,566.18, 2,466,085.88 and 1,187,557.79

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Solution

The fourth proportional to 1,641,566.18, 2,466,085.88 and 1,187,557.79 is: 1,784,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,566.18 : 2,466,085.88 = 1,187,557.79 : x
  2. Step 2: Convert to fraction form
    1,641,566.18/2,466,085.88 = 1,187,557.79/x
  3. Step 3: Cross multiply
    1,641,566.18x = 2,466,085.88 × 1,187,557.79
  4. Step 4: Simplify right side
    1,641,566.18x = 2,928,619,488,241.47
  5. Step 5: Solve for x
    x = 2,928,619,488,241.47/1,641,566.18
  6. Step 6: Final answer
    x = 1,784,039.85

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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.