Home / 1,542,509.76-2,309,740.56-1,241,345.28

Finding the Fourth Proportional to 1,542,509.76, 2,309,740.56 and 1,241,345.28

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Solution

The fourth proportional to 1,542,509.76, 2,309,740.56 and 1,241,345.28 is: 1,858,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,509.76 : 2,309,740.56 = 1,241,345.28 : x
  2. Step 2: Convert to fraction form
    1,542,509.76/2,309,740.56 = 1,241,345.28/x
  3. Step 3: Cross multiply
    1,542,509.76x = 2,309,740.56 × 1,241,345.28
  4. Step 4: Simplify right side
    1,542,509.76x = 2,867,185,542,180.56
  5. Step 5: Solve for x
    x = 2,867,185,542,180.56/1,542,509.76
  6. Step 6: Final answer
    x = 1,858,779.51

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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.