Home / 926,051.20-1,387,003.20-760,163.20

Finding the Fourth Proportional to 926,051.20, 1,387,003.20 and 760,163.20

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Solution

The fourth proportional to 926,051.20, 1,387,003.20 and 760,163.20 is: 1,138,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,051.20 : 1,387,003.20 = 760,163.20 : x
  2. Step 2: Convert to fraction form
    926,051.20/1,387,003.20 = 760,163.20/x
  3. Step 3: Cross multiply
    926,051.20x = 1,387,003.20 × 760,163.20
  4. Step 4: Simplify right side
    926,051.20x = 1,054,348,790,922.24
  5. Step 5: Solve for x
    x = 1,054,348,790,922.24/926,051.20
  6. Step 6: Final answer
    x = 1,138,542.65

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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.