Home / 1,342,263.66-1,852,324.15-738,651.66

Finding the Fourth Proportional to 1,342,263.66, 1,852,324.15 and 738,651.66

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Solution

The fourth proportional to 1,342,263.66, 1,852,324.15 and 738,651.66 is: 1,019,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,263.66 : 1,852,324.15 = 738,651.66 : x
  2. Step 2: Convert to fraction form
    1,342,263.66/1,852,324.15 = 738,651.66/x
  3. Step 3: Cross multiply
    1,342,263.66x = 1,852,324.15 × 738,651.66
  4. Step 4: Simplify right side
    1,342,263.66x = 1,368,222,300,847.72
  5. Step 5: Solve for x
    x = 1,368,222,300,847.72/1,342,263.66
  6. Step 6: Final answer
    x = 1,019,339.45

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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.