Home / 3,878,356.65-5,813,493.63-2,169,995.27

Finding the Fourth Proportional to 3,878,356.65, 5,813,493.63 and 2,169,995.27

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Solution

The fourth proportional to 3,878,356.65, 5,813,493.63 and 2,169,995.27 is: 3,252,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,356.65 : 5,813,493.63 = 2,169,995.27 : x
  2. Step 2: Convert to fraction form
    3,878,356.65/5,813,493.63 = 2,169,995.27/x
  3. Step 3: Cross multiply
    3,878,356.65x = 5,813,493.63 × 2,169,995.27
  4. Step 4: Simplify right side
    3,878,356.65x = 12,615,253,642,070.18
  5. Step 5: Solve for x
    x = 12,615,253,642,070.18/3,878,356.65
  6. Step 6: Final answer
    x = 3,252,731.71

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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.