Home / 1,282,283.80-1,769,397.46-738,596.41

Finding the Fourth Proportional to 1,282,283.80, 1,769,397.46 and 738,596.41

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Solution

The fourth proportional to 1,282,283.80, 1,769,397.46 and 738,596.41 is: 1,019,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,283.80 : 1,769,397.46 = 738,596.41 : x
  2. Step 2: Convert to fraction form
    1,282,283.80/1,769,397.46 = 738,596.41/x
  3. Step 3: Cross multiply
    1,282,283.80x = 1,769,397.46 × 738,596.41
  4. Step 4: Simplify right side
    1,282,283.80x = 1,306,870,611,819.12
  5. Step 5: Solve for x
    x = 1,306,870,611,819.12/1,282,283.80
  6. Step 6: Final answer
    x = 1,019,174.24

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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.