Home / 2,865,719.04-3,955,256.97-1,642,845.01

Finding the Fourth Proportional to 2,865,719.04, 3,955,256.97 and 1,642,845.01

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Solution

The fourth proportional to 2,865,719.04, 3,955,256.97 and 1,642,845.01 is: 2,267,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,719.04 : 3,955,256.97 = 1,642,845.01 : x
  2. Step 2: Convert to fraction form
    2,865,719.04/3,955,256.97 = 1,642,845.01/x
  3. Step 3: Cross multiply
    2,865,719.04x = 3,955,256.97 × 1,642,845.01
  4. Step 4: Simplify right side
    2,865,719.04x = 6,497,874,176,432.22
  5. Step 5: Solve for x
    x = 6,497,874,176,432.22/2,865,719.04
  6. Step 6: Final answer
    x = 2,267,449.84

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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.