Home / 2,720,230.10-4,080,345.15-1,637,810.90

Finding the Fourth Proportional to 2,720,230.10, 4,080,345.15 and 1,637,810.90

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Solution

The fourth proportional to 2,720,230.10, 4,080,345.15 and 1,637,810.90 is: 2,456,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,230.10 : 4,080,345.15 = 1,637,810.90 : x
  2. Step 2: Convert to fraction form
    2,720,230.10/4,080,345.15 = 1,637,810.90/x
  3. Step 3: Cross multiply
    2,720,230.10x = 4,080,345.15 × 1,637,810.90
  4. Step 4: Simplify right side
    2,720,230.10x = 6,682,833,762,432.14
  5. Step 5: Solve for x
    x = 6,682,833,762,432.14/2,720,230.10
  6. Step 6: Final answer
    x = 2,456,716.35

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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.