Home / 2,720,224.60-4,080,336.90-1,637,805.40

Finding the Fourth Proportional to 2,720,224.60, 4,080,336.90 and 1,637,805.40

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Solution

The fourth proportional to 2,720,224.60, 4,080,336.90 and 1,637,805.40 is: 2,456,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,224.60 : 4,080,336.90 = 1,637,805.40 : x
  2. Step 2: Convert to fraction form
    2,720,224.60/4,080,336.90 = 1,637,805.40/x
  3. Step 3: Cross multiply
    2,720,224.60x = 4,080,336.90 × 1,637,805.40
  4. Step 4: Simplify right side
    2,720,224.60x = 6,682,797,808,639.26
  5. Step 5: Solve for x
    x = 6,682,797,808,639.26/2,720,224.60
  6. Step 6: Final answer
    x = 2,456,708.10

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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.