Home / 1,342,277.22-1,852,342.88-738,665.22

Finding the Fourth Proportional to 1,342,277.22, 1,852,342.88 and 738,665.22

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Solution

The fourth proportional to 1,342,277.22, 1,852,342.88 and 738,665.22 is: 1,019,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,277.22 : 1,852,342.88 = 738,665.22 : x
  2. Step 2: Convert to fraction form
    1,342,277.22/1,852,342.88 = 738,665.22/x
  3. Step 3: Cross multiply
    1,342,277.22x = 1,852,342.88 × 738,665.22
  4. Step 4: Simplify right side
    1,342,277.22x = 1,368,261,257,277.31
  5. Step 5: Solve for x
    x = 1,368,261,257,277.31/1,342,277.22
  6. Step 6: Final answer
    x = 1,019,358.17

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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.