Home / 1,442,451.96-2,161,766.73-767,079.03

Finding the Fourth Proportional to 1,442,451.96, 2,161,766.73 and 767,079.03

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Solution

The fourth proportional to 1,442,451.96, 2,161,766.73 and 767,079.03 is: 1,149,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,451.96 : 2,161,766.73 = 767,079.03 : x
  2. Step 2: Convert to fraction form
    1,442,451.96/2,161,766.73 = 767,079.03/x
  3. Step 3: Cross multiply
    1,442,451.96x = 2,161,766.73 × 767,079.03
  4. Step 4: Simplify right side
    1,442,451.96x = 1,658,245,926,334.67
  5. Step 5: Solve for x
    x = 1,658,245,926,334.67/1,442,451.96
  6. Step 6: Final answer
    x = 1,149,602.19

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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.