Home / 3,003,495.90-4,143,680.20-2,220,442.08

Finding the Fourth Proportional to 3,003,495.90, 4,143,680.20 and 2,220,442.08

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Solution

The fourth proportional to 3,003,495.90, 4,143,680.20 and 2,220,442.08 is: 3,063,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,495.90 : 4,143,680.20 = 2,220,442.08 : x
  2. Step 2: Convert to fraction form
    3,003,495.90/4,143,680.20 = 2,220,442.08/x
  3. Step 3: Cross multiply
    3,003,495.90x = 4,143,680.20 × 2,220,442.08
  4. Step 4: Simplify right side
    3,003,495.90x = 9,200,801,882,142.82
  5. Step 5: Solve for x
    x = 9,200,801,882,142.82/3,003,495.90
  6. Step 6: Final answer
    x = 3,063,364.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.