Home / 1,352,317.29-1,866,198.35-740,508.83

Finding the Fourth Proportional to 1,352,317.29, 1,866,198.35 and 740,508.83

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Solution

The fourth proportional to 1,352,317.29, 1,866,198.35 and 740,508.83 is: 1,021,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,317.29 : 1,866,198.35 = 740,508.83 : x
  2. Step 2: Convert to fraction form
    1,352,317.29/1,866,198.35 = 740,508.83/x
  3. Step 3: Cross multiply
    1,352,317.29x = 1,866,198.35 × 740,508.83
  4. Step 4: Simplify right side
    1,352,317.29x = 1,381,936,343,672.89
  5. Step 5: Solve for x
    x = 1,381,936,343,672.89/1,352,317.29
  6. Step 6: Final answer
    x = 1,021,902.44

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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.