Home / 2,490,115.34-3,732,512.16-1,777,984.40

Finding the Fourth Proportional to 2,490,115.34, 3,732,512.16 and 1,777,984.40

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Solution

The fourth proportional to 2,490,115.34, 3,732,512.16 and 1,777,984.40 is: 2,665,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,115.34 : 3,732,512.16 = 1,777,984.40 : x
  2. Step 2: Convert to fraction form
    2,490,115.34/3,732,512.16 = 1,777,984.40/x
  3. Step 3: Cross multiply
    2,490,115.34x = 3,732,512.16 × 1,777,984.40
  4. Step 4: Simplify right side
    2,490,115.34x = 6,636,348,393,290.30
  5. Step 5: Solve for x
    x = 6,636,348,393,290.30/2,490,115.34
  6. Step 6: Final answer
    x = 2,665,076.71

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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.