Home / 2,005,146.90-3,008,408.85-585,411.30

Finding the Fourth Proportional to 2,005,146.90, 3,008,408.85 and 585,411.30

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Solution

The fourth proportional to 2,005,146.90, 3,008,408.85 and 585,411.30 is: 878,317.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,146.90 : 3,008,408.85 = 585,411.30 : x
  2. Step 2: Convert to fraction form
    2,005,146.90/3,008,408.85 = 585,411.30/x
  3. Step 3: Cross multiply
    2,005,146.90x = 3,008,408.85 × 585,411.30
  4. Step 4: Simplify right side
    2,005,146.90x = 1,761,156,535,810.01
  5. Step 5: Solve for x
    x = 1,761,156,535,810.01/2,005,146.90
  6. Step 6: Final answer
    x = 878,317.96

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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.