Home / 1,193,020.67-1,646,407.40-683,819.15

Finding the Fourth Proportional to 1,193,020.67, 1,646,407.40 and 683,819.15

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Solution

The fourth proportional to 1,193,020.67, 1,646,407.40 and 683,819.15 is: 943,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,020.67 : 1,646,407.40 = 683,819.15 : x
  2. Step 2: Convert to fraction form
    1,193,020.67/1,646,407.40 = 683,819.15/x
  3. Step 3: Cross multiply
    1,193,020.67x = 1,646,407.40 × 683,819.15
  4. Step 4: Simplify right side
    1,193,020.67x = 1,125,844,908,821.71
  5. Step 5: Solve for x
    x = 1,125,844,908,821.71/1,193,020.67
  6. Step 6: Final answer
    x = 943,692.71

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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.