Home / 2,138,025.02-3,206,636.58-1,072,781.06

Finding the Fourth Proportional to 2,138,025.02, 3,206,636.58 and 1,072,781.06

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Solution

The fourth proportional to 2,138,025.02, 3,206,636.58 and 1,072,781.06 is: 1,608,970.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,025.02 : 3,206,636.58 = 1,072,781.06 : x
  2. Step 2: Convert to fraction form
    2,138,025.02/3,206,636.58 = 1,072,781.06/x
  3. Step 3: Cross multiply
    2,138,025.02x = 3,206,636.58 × 1,072,781.06
  4. Step 4: Simplify right side
    2,138,025.02x = 3,440,018,989,327.18
  5. Step 5: Solve for x
    x = 3,440,018,989,327.18/2,138,025.02
  6. Step 6: Final answer
    x = 1,608,970.41

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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.