Home / 2,989,098.72-4,123,878.48-2,300,981.04

Finding the Fourth Proportional to 2,989,098.72, 4,123,878.48 and 2,300,981.04

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Solution

The fourth proportional to 2,989,098.72, 4,123,878.48 and 2,300,981.04 is: 3,174,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,098.72 : 4,123,878.48 = 2,300,981.04 : x
  2. Step 2: Convert to fraction form
    2,989,098.72/4,123,878.48 = 2,300,981.04/x
  3. Step 3: Cross multiply
    2,989,098.72x = 4,123,878.48 × 2,300,981.04
  4. Step 4: Simplify right side
    2,989,098.72x = 9,488,966,193,744.02
  5. Step 5: Solve for x
    x = 9,488,966,193,744.02/2,989,098.72
  6. Step 6: Final answer
    x = 3,174,524.19

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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.