Home / 3,229,105.04-4,456,515-1,778,949.08

Finding the Fourth Proportional to 3,229,105.04, 4,456,515 and 1,778,949.08

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Solution

The fourth proportional to 3,229,105.04, 4,456,515 and 1,778,949.08 is: 2,455,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,105.04 : 4,456,515 = 1,778,949.08 : x
  2. Step 2: Convert to fraction form
    3,229,105.04/4,456,515 = 1,778,949.08/x
  3. Step 3: Cross multiply
    3,229,105.04x = 4,456,515 × 1,778,949.08
  4. Step 4: Simplify right side
    3,229,105.04x = 7,927,913,259,256.20
  5. Step 5: Solve for x
    x = 7,927,913,259,256.20/3,229,105.04
  6. Step 6: Final answer
    x = 2,455,142.57

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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.