Home / 3,058,253.20-4,220,020.38-1,681,369.84

Finding the Fourth Proportional to 3,058,253.20, 4,220,020.38 and 1,681,369.84

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Solution

The fourth proportional to 3,058,253.20, 4,220,020.38 and 1,681,369.84 is: 2,320,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,253.20 : 4,220,020.38 = 1,681,369.84 : x
  2. Step 2: Convert to fraction form
    3,058,253.20/4,220,020.38 = 1,681,369.84/x
  3. Step 3: Cross multiply
    3,058,253.20x = 4,220,020.38 × 1,681,369.84
  4. Step 4: Simplify right side
    3,058,253.20x = 7,095,414,991,117.34
  5. Step 5: Solve for x
    x = 7,095,414,991,117.34/3,058,253.20
  6. Step 6: Final answer
    x = 2,320,087.49

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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.