Home / 3,058,404.38-4,220,453.57-1,681,806.11

Finding the Fourth Proportional to 3,058,404.38, 4,220,453.57 and 1,681,806.11

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Solution

The fourth proportional to 3,058,404.38, 4,220,453.57 and 1,681,806.11 is: 2,320,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,404.38 : 4,220,453.57 = 1,681,806.11 : x
  2. Step 2: Convert to fraction form
    3,058,404.38/4,220,453.57 = 1,681,806.11/x
  3. Step 3: Cross multiply
    3,058,404.38x = 4,220,453.57 × 1,681,806.11
  4. Step 4: Simplify right side
    3,058,404.38x = 7,097,984,571,486.02
  5. Step 5: Solve for x
    x = 7,097,984,571,486.02/3,058,404.38
  6. Step 6: Final answer
    x = 2,320,812.98

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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.