Home / 4,255,964.39-5,866,368.17-2,878,805.03

Finding the Fourth Proportional to 4,255,964.39, 5,866,368.17 and 2,878,805.03

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Solution

The fourth proportional to 4,255,964.39, 5,866,368.17 and 2,878,805.03 is: 3,968,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,964.39 : 5,866,368.17 = 2,878,805.03 : x
  2. Step 2: Convert to fraction form
    4,255,964.39/5,866,368.17 = 2,878,805.03/x
  3. Step 3: Cross multiply
    4,255,964.39x = 5,866,368.17 × 2,878,805.03
  4. Step 4: Simplify right side
    4,255,964.39x = 16,888,130,151,902.03
  5. Step 5: Solve for x
    x = 16,888,130,151,902.03/4,255,964.39
  6. Step 6: Final answer
    x = 3,968,108.89

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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.