Home / 1,605,893.10-2,408,839.65-1,581,009.90

Finding the Fourth Proportional to 1,605,893.10, 2,408,839.65 and 1,581,009.90

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Solution

The fourth proportional to 1,605,893.10, 2,408,839.65 and 1,581,009.90 is: 2,371,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,893.10 : 2,408,839.65 = 1,581,009.90 : x
  2. Step 2: Convert to fraction form
    1,605,893.10/2,408,839.65 = 1,581,009.90/x
  3. Step 3: Cross multiply
    1,605,893.10x = 2,408,839.65 × 1,581,009.90
  4. Step 4: Simplify right side
    1,605,893.10x = 3,808,399,334,162.53
  5. Step 5: Solve for x
    x = 3,808,399,334,162.53/1,605,893.10
  6. Step 6: Final answer
    x = 2,371,514.85

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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.