Home / 1,080,534.48-1,620,293.04-631,385.03

Finding the Fourth Proportional to 1,080,534.48, 1,620,293.04 and 631,385.03

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Solution

The fourth proportional to 1,080,534.48, 1,620,293.04 and 631,385.03 is: 946,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,534.48 : 1,620,293.04 = 631,385.03 : x
  2. Step 2: Convert to fraction form
    1,080,534.48/1,620,293.04 = 631,385.03/x
  3. Step 3: Cross multiply
    1,080,534.48x = 1,620,293.04 × 631,385.03
  4. Step 4: Simplify right side
    1,080,534.48x = 1,023,028,761,567.73
  5. Step 5: Solve for x
    x = 1,023,028,761,567.73/1,080,534.48
  6. Step 6: Final answer
    x = 946,780.30

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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.