Home / 5,507,308.90-8,257,755.75-2,137,579.30

Finding the Fourth Proportional to 5,507,308.90, 8,257,755.75 and 2,137,579.30

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Solution

The fourth proportional to 5,507,308.90, 8,257,755.75 and 2,137,579.30 is: 3,205,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,308.90 : 8,257,755.75 = 2,137,579.30 : x
  2. Step 2: Convert to fraction form
    5,507,308.90/8,257,755.75 = 2,137,579.30/x
  3. Step 3: Cross multiply
    5,507,308.90x = 8,257,755.75 × 2,137,579.30
  4. Step 4: Simplify right side
    5,507,308.90x = 17,651,607,755,655.97
  5. Step 5: Solve for x
    x = 17,651,607,755,655.97/5,507,308.90
  6. Step 6: Final answer
    x = 3,205,123.97

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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.