Home / 1,347,297.12-1,859,271.60-743,685.12

Finding the Fourth Proportional to 1,347,297.12, 1,859,271.60 and 743,685.12

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Solution

The fourth proportional to 1,347,297.12, 1,859,271.60 and 743,685.12 is: 1,026,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,297.12 : 1,859,271.60 = 743,685.12 : x
  2. Step 2: Convert to fraction form
    1,347,297.12/1,859,271.60 = 743,685.12/x
  3. Step 3: Cross multiply
    1,347,297.12x = 1,859,271.60 × 743,685.12
  4. Step 4: Simplify right side
    1,347,297.12x = 1,382,712,622,958.59
  5. Step 5: Solve for x
    x = 1,382,712,622,958.59/1,347,297.12
  6. Step 6: Final answer
    x = 1,026,286.33

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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.