Home / 1,244,217.60-1,866,326.40-1,216,569.60

Finding the Fourth Proportional to 1,244,217.60, 1,866,326.40 and 1,216,569.60

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Solution

The fourth proportional to 1,244,217.60, 1,866,326.40 and 1,216,569.60 is: 1,824,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,217.60 : 1,866,326.40 = 1,216,569.60 : x
  2. Step 2: Convert to fraction form
    1,244,217.60/1,866,326.40 = 1,216,569.60/x
  3. Step 3: Cross multiply
    1,244,217.60x = 1,866,326.40 × 1,216,569.60
  4. Step 4: Simplify right side
    1,244,217.60x = 2,270,515,961,917.44
  5. Step 5: Solve for x
    x = 2,270,515,961,917.44/1,244,217.60
  6. Step 6: Final answer
    x = 1,824,854.40

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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.