Home / 2,900,755.88-4,002,808.43-1,677,139.91

Finding the Fourth Proportional to 2,900,755.88, 4,002,808.43 and 1,677,139.91

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Solution

The fourth proportional to 2,900,755.88, 4,002,808.43 and 1,677,139.91 is: 2,314,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,755.88 : 4,002,808.43 = 1,677,139.91 : x
  2. Step 2: Convert to fraction form
    2,900,755.88/4,002,808.43 = 1,677,139.91/x
  3. Step 3: Cross multiply
    2,900,755.88x = 4,002,808.43 × 1,677,139.91
  4. Step 4: Simplify right side
    2,900,755.88x = 6,713,269,784,237.31
  5. Step 5: Solve for x
    x = 6,713,269,784,237.31/2,900,755.88
  6. Step 6: Final answer
    x = 2,314,317.39

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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.