Home / 3,058,329.15-4,220,602.47-1,681,777.22

Finding the Fourth Proportional to 3,058,329.15, 4,220,602.47 and 1,681,777.22

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Solution

The fourth proportional to 3,058,329.15, 4,220,602.47 and 1,681,777.22 is: 2,320,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,329.15 : 4,220,602.47 = 1,681,777.22 : x
  2. Step 2: Convert to fraction form
    3,058,329.15/4,220,602.47 = 1,681,777.22/x
  3. Step 3: Cross multiply
    3,058,329.15x = 4,220,602.47 × 1,681,777.22
  4. Step 4: Simplify right side
    3,058,329.15x = 7,098,113,067,618.72
  5. Step 5: Solve for x
    x = 7,098,113,067,618.72/3,058,329.15
  6. Step 6: Final answer
    x = 2,320,912.08

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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.