Home / 2,256,907.43-3,114,531.91-1,290,058.48

Finding the Fourth Proportional to 2,256,907.43, 3,114,531.91 and 1,290,058.48

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Solution

The fourth proportional to 2,256,907.43, 3,114,531.91 and 1,290,058.48 is: 1,780,280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,907.43 : 3,114,531.91 = 1,290,058.48 : x
  2. Step 2: Convert to fraction form
    2,256,907.43/3,114,531.91 = 1,290,058.48/x
  3. Step 3: Cross multiply
    2,256,907.43x = 3,114,531.91 × 1,290,058.48
  4. Step 4: Simplify right side
    2,256,907.43x = 4,017,928,301,726.10
  5. Step 5: Solve for x
    x = 4,017,928,301,726.10/2,256,907.43
  6. Step 6: Final answer
    x = 1,780,280.51

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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.