Home / 1,347,221.80-1,859,211.10-735,410.82

Finding the Fourth Proportional to 1,347,221.80, 1,859,211.10 and 735,410.82

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Solution

The fourth proportional to 1,347,221.80, 1,859,211.10 and 735,410.82 is: 1,014,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,221.80 : 1,859,211.10 = 735,410.82 : x
  2. Step 2: Convert to fraction form
    1,347,221.80/1,859,211.10 = 735,410.82/x
  3. Step 3: Cross multiply
    1,347,221.80x = 1,859,211.10 × 735,410.82
  4. Step 4: Simplify right side
    1,347,221.80x = 1,367,283,959,604.10
  5. Step 5: Solve for x
    x = 1,367,283,959,604.10/1,347,221.80
  6. Step 6: Final answer
    x = 1,014,891.50

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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.