Home / 1,274,153.50-1,908,988.22-1,198,298.62

Finding the Fourth Proportional to 1,274,153.50, 1,908,988.22 and 1,198,298.62

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Solution

The fourth proportional to 1,274,153.50, 1,908,988.22 and 1,198,298.62 is: 1,795,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,153.50 : 1,908,988.22 = 1,198,298.62 : x
  2. Step 2: Convert to fraction form
    1,274,153.50/1,908,988.22 = 1,198,298.62/x
  3. Step 3: Cross multiply
    1,274,153.50x = 1,908,988.22 × 1,198,298.62
  4. Step 4: Simplify right side
    1,274,153.50x = 2,287,537,944,266.18
  5. Step 5: Solve for x
    x = 2,287,537,944,266.18/1,274,153.50
  6. Step 6: Final answer
    x = 1,795,339.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.