Home / 1,419,841.16-1,959,384.90-775,266.92

Finding the Fourth Proportional to 1,419,841.16, 1,959,384.90 and 775,266.92

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Solution

The fourth proportional to 1,419,841.16, 1,959,384.90 and 775,266.92 is: 1,069,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,841.16 : 1,959,384.90 = 775,266.92 : x
  2. Step 2: Convert to fraction form
    1,419,841.16/1,959,384.90 = 775,266.92/x
  3. Step 3: Cross multiply
    1,419,841.16x = 1,959,384.90 × 775,266.92
  4. Step 4: Simplify right side
    1,419,841.16x = 1,519,046,296,517.51
  5. Step 5: Solve for x
    x = 1,519,046,296,517.51/1,419,841.16
  6. Step 6: Final answer
    x = 1,069,870.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.