Home / 1,959,534.40-2,936,536.80-960,059.20

Finding the Fourth Proportional to 1,959,534.40, 2,936,536.80 and 960,059.20

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Solution

The fourth proportional to 1,959,534.40, 2,936,536.80 and 960,059.20 is: 1,438,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,534.40 : 2,936,536.80 = 960,059.20 : x
  2. Step 2: Convert to fraction form
    1,959,534.40/2,936,536.80 = 960,059.20/x
  3. Step 3: Cross multiply
    1,959,534.40x = 2,936,536.80 × 960,059.20
  4. Step 4: Simplify right side
    1,959,534.40x = 2,819,249,170,978.56
  5. Step 5: Solve for x
    x = 2,819,249,170,978.56/1,959,534.40
  6. Step 6: Final answer
    x = 1,438,734.21

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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.