Home / 1,342,173.36-1,852,198.56-738,561.36

Finding the Fourth Proportional to 1,342,173.36, 1,852,198.56 and 738,561.36

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Solution

The fourth proportional to 1,342,173.36, 1,852,198.56 and 738,561.36 is: 1,019,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,173.36 : 1,852,198.56 = 738,561.36 : x
  2. Step 2: Convert to fraction form
    1,342,173.36/1,852,198.56 = 738,561.36/x
  3. Step 3: Cross multiply
    1,342,173.36x = 1,852,198.56 × 738,561.36
  4. Step 4: Simplify right side
    1,342,173.36x = 1,367,962,287,463.64
  5. Step 5: Solve for x
    x = 1,367,962,287,463.64/1,342,173.36
  6. Step 6: Final answer
    x = 1,019,214.30

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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.