Home / 2,199,249.90-3,297,890.70-1,000,555.20

Finding the Fourth Proportional to 2,199,249.90, 3,297,890.70 and 1,000,555.20

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Solution

The fourth proportional to 2,199,249.90, 3,297,890.70 and 1,000,555.20 is: 1,500,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,249.90 : 3,297,890.70 = 1,000,555.20 : x
  2. Step 2: Convert to fraction form
    2,199,249.90/3,297,890.70 = 1,000,555.20/x
  3. Step 3: Cross multiply
    2,199,249.90x = 3,297,890.70 × 1,000,555.20
  4. Step 4: Simplify right side
    2,199,249.90x = 3,299,721,688,916.64
  5. Step 5: Solve for x
    x = 3,299,721,688,916.64/2,199,249.90
  6. Step 6: Final answer
    x = 1,500,385.06

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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.