Home / 1,159,116.80-1,736,342.40-804,531.20

Finding the Fourth Proportional to 1,159,116.80, 1,736,342.40 and 804,531.20

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Solution

The fourth proportional to 1,159,116.80, 1,736,342.40 and 804,531.20 is: 1,205,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,116.80 : 1,736,342.40 = 804,531.20 : x
  2. Step 2: Convert to fraction form
    1,159,116.80/1,736,342.40 = 804,531.20/x
  3. Step 3: Cross multiply
    1,159,116.80x = 1,736,342.40 × 804,531.20
  4. Step 4: Simplify right side
    1,159,116.80x = 1,396,941,634,682.88
  5. Step 5: Solve for x
    x = 1,396,941,634,682.88/1,159,116.80
  6. Step 6: Final answer
    x = 1,205,177.63

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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.