Home / 1,959,518.40-2,936,512.80-960,043.20

Finding the Fourth Proportional to 1,959,518.40, 2,936,512.80 and 960,043.20

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Solution

The fourth proportional to 1,959,518.40, 2,936,512.80 and 960,043.20 is: 1,438,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,518.40 : 2,936,512.80 = 960,043.20 : x
  2. Step 2: Convert to fraction form
    1,959,518.40/2,936,512.80 = 960,043.20/x
  3. Step 3: Cross multiply
    1,959,518.40x = 2,936,512.80 × 960,043.20
  4. Step 4: Simplify right side
    1,959,518.40x = 2,819,179,145,352.96
  5. Step 5: Solve for x
    x = 2,819,179,145,352.96/1,959,518.40
  6. Step 6: Final answer
    x = 1,438,710.22

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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.