Home / 3,238,403.10-4,860,715.05-1,642,767.90

Finding the Fourth Proportional to 3,238,403.10, 4,860,715.05 and 1,642,767.90

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Solution

The fourth proportional to 3,238,403.10, 4,860,715.05 and 1,642,767.90 is: 2,465,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,403.10 : 4,860,715.05 = 1,642,767.90 : x
  2. Step 2: Convert to fraction form
    3,238,403.10/4,860,715.05 = 1,642,767.90/x
  3. Step 3: Cross multiply
    3,238,403.10x = 4,860,715.05 × 1,642,767.90
  4. Step 4: Simplify right side
    3,238,403.10x = 7,985,026,655,186.90
  5. Step 5: Solve for x
    x = 7,985,026,655,186.90/3,238,403.10
  6. Step 6: Final answer
    x = 2,465,729.68

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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.