Home / 2,920,878.68-4,025,070.78-2,233,329.56

Finding the Fourth Proportional to 2,920,878.68, 4,025,070.78 and 2,233,329.56

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Solution

The fourth proportional to 2,920,878.68, 4,025,070.78 and 2,233,329.56 is: 3,077,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,878.68 : 4,025,070.78 = 2,233,329.56 : x
  2. Step 2: Convert to fraction form
    2,920,878.68/4,025,070.78 = 2,233,329.56/x
  3. Step 3: Cross multiply
    2,920,878.68x = 4,025,070.78 × 2,233,329.56
  4. Step 4: Simplify right side
    2,920,878.68x = 8,989,309,554,066.26
  5. Step 5: Solve for x
    x = 8,989,309,554,066.26/2,920,878.68
  6. Step 6: Final answer
    x = 3,077,604.56

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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.