Home / 1,257,474.98-1,735,315.66-684,519.46

Finding the Fourth Proportional to 1,257,474.98, 1,735,315.66 and 684,519.46

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Solution

The fourth proportional to 1,257,474.98, 1,735,315.66 and 684,519.46 is: 944,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,474.98 : 1,735,315.66 = 684,519.46 : x
  2. Step 2: Convert to fraction form
    1,257,474.98/1,735,315.66 = 684,519.46/x
  3. Step 3: Cross multiply
    1,257,474.98x = 1,735,315.66 × 684,519.46
  4. Step 4: Simplify right side
    1,257,474.98x = 1,187,857,338,512.74
  5. Step 5: Solve for x
    x = 1,187,857,338,512.74/1,257,474.98
  6. Step 6: Final answer
    x = 944,636.96

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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.