Home / 2,103,990-2,903,506.20-1,198,572

Finding the Fourth Proportional to 2,103,990, 2,903,506.20 and 1,198,572

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Solution

The fourth proportional to 2,103,990, 2,903,506.20 and 1,198,572 is: 1,654,029.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,990 : 2,903,506.20 = 1,198,572 : x
  2. Step 2: Convert to fraction form
    2,103,990/2,903,506.20 = 1,198,572/x
  3. Step 3: Cross multiply
    2,103,990x = 2,903,506.20 × 1,198,572
  4. Step 4: Simplify right side
    2,103,990x = 3,480,061,233,146.40
  5. Step 5: Solve for x
    x = 3,480,061,233,146.40/2,103,990
  6. Step 6: Final answer
    x = 1,654,029.36

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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.