Home / 4,001,409.90-5,520,438.36-2,625,513.12

Finding the Fourth Proportional to 4,001,409.90, 5,520,438.36 and 2,625,513.12

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Solution

The fourth proportional to 4,001,409.90, 5,520,438.36 and 2,625,513.12 is: 3,622,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,409.90 : 5,520,438.36 = 2,625,513.12 : x
  2. Step 2: Convert to fraction form
    4,001,409.90/5,520,438.36 = 2,625,513.12/x
  3. Step 3: Cross multiply
    4,001,409.90x = 5,520,438.36 × 2,625,513.12
  4. Step 4: Simplify right side
    4,001,409.90x = 14,493,983,342,331.29
  5. Step 5: Solve for x
    x = 14,493,983,342,331.29/4,001,409.90
  6. Step 6: Final answer
    x = 3,622,219.09

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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.