Home / 3,058,169.76-4,220,382.56-1,681,618.24

Finding the Fourth Proportional to 3,058,169.76, 4,220,382.56 and 1,681,618.24

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Solution

The fourth proportional to 3,058,169.76, 4,220,382.56 and 1,681,618.24 is: 2,320,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,169.76 : 4,220,382.56 = 1,681,618.24 : x
  2. Step 2: Convert to fraction form
    3,058,169.76/4,220,382.56 = 1,681,618.24/x
  3. Step 3: Cross multiply
    3,058,169.76x = 4,220,382.56 × 1,681,618.24
  4. Step 4: Simplify right side
    3,058,169.76x = 7,097,072,292,673.89
  5. Step 5: Solve for x
    x = 7,097,072,292,673.89/3,058,169.76
  6. Step 6: Final answer
    x = 2,320,692.72

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1.5x scale

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.