Home / 1,873,167.12-2,584,962.72-1,013,728.32

Finding the Fourth Proportional to 1,873,167.12, 2,584,962.72 and 1,013,728.32

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Solution

The fourth proportional to 1,873,167.12, 2,584,962.72 and 1,013,728.32 is: 1,398,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,167.12 : 2,584,962.72 = 1,013,728.32 : x
  2. Step 2: Convert to fraction form
    1,873,167.12/2,584,962.72 = 1,013,728.32/x
  3. Step 3: Cross multiply
    1,873,167.12x = 2,584,962.72 × 1,013,728.32
  4. Step 4: Simplify right side
    1,873,167.12x = 2,620,449,915,408.23
  5. Step 5: Solve for x
    x = 2,620,449,915,408.23/1,873,167.12
  6. Step 6: Final answer
    x = 1,398,940.80

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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.