Home / 2,868,137.52-4,304,866.32-1,449,190.08

Finding the Fourth Proportional to 2,868,137.52, 4,304,866.32 and 1,449,190.08

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Solution

The fourth proportional to 2,868,137.52, 4,304,866.32 and 1,449,190.08 is: 2,175,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,137.52 : 4,304,866.32 = 1,449,190.08 : x
  2. Step 2: Convert to fraction form
    2,868,137.52/4,304,866.32 = 1,449,190.08/x
  3. Step 3: Cross multiply
    2,868,137.52x = 4,304,866.32 × 1,449,190.08
  4. Step 4: Simplify right side
    2,868,137.52x = 6,238,569,566,670.11
  5. Step 5: Solve for x
    x = 6,238,569,566,670.11/2,868,137.52
  6. Step 6: Final answer
    x = 2,175,129.16

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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.