Home / 3,058,101.08-4,220,065.99-1,681,362.88

Finding the Fourth Proportional to 3,058,101.08, 4,220,065.99 and 1,681,362.88

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Solution

The fourth proportional to 3,058,101.08, 4,220,065.99 and 1,681,362.88 is: 2,320,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,101.08 : 4,220,065.99 = 1,681,362.88 : x
  2. Step 2: Convert to fraction form
    3,058,101.08/4,220,065.99 = 1,681,362.88/x
  3. Step 3: Cross multiply
    3,058,101.08x = 4,220,065.99 × 1,681,362.88
  4. Step 4: Simplify right side
    3,058,101.08x = 7,095,462,306,736.45
  5. Step 5: Solve for x
    x = 7,095,462,306,736.45/3,058,101.08
  6. Step 6: Final answer
    x = 2,320,218.37

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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.