Home / 1,517,842.80-2,273,999.40-1,235,833.20

Finding the Fourth Proportional to 1,517,842.80, 2,273,999.40 and 1,235,833.20

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Solution

The fourth proportional to 1,517,842.80, 2,273,999.40 and 1,235,833.20 is: 1,851,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,842.80 : 2,273,999.40 = 1,235,833.20 : x
  2. Step 2: Convert to fraction form
    1,517,842.80/2,273,999.40 = 1,235,833.20/x
  3. Step 3: Cross multiply
    1,517,842.80x = 2,273,999.40 × 1,235,833.20
  4. Step 4: Simplify right side
    1,517,842.80x = 2,810,283,955,300.08
  5. Step 5: Solve for x
    x = 2,810,283,955,300.08/1,517,842.80
  6. Step 6: Final answer
    x = 1,851,498.69

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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.