Home / 759,978.14-1,142,701.64-700,731.42

Finding the Fourth Proportional to 759,978.14, 1,142,701.64 and 700,731.42

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Solution

The fourth proportional to 759,978.14, 1,142,701.64 and 700,731.42 is: 1,053,618.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,978.14 : 1,142,701.64 = 700,731.42 : x
  2. Step 2: Convert to fraction form
    759,978.14/1,142,701.64 = 700,731.42/x
  3. Step 3: Cross multiply
    759,978.14x = 1,142,701.64 × 700,731.42
  4. Step 4: Simplify right side
    759,978.14x = 800,726,942,833.53
  5. Step 5: Solve for x
    x = 800,726,942,833.53/759,978.14
  6. Step 6: Final answer
    x = 1,053,618.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.