Home / 3,058,200.32-4,220,208.43-1,681,534.40

Finding the Fourth Proportional to 3,058,200.32, 4,220,208.43 and 1,681,534.40

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Solution

The fourth proportional to 3,058,200.32, 4,220,208.43 and 1,681,534.40 is: 2,320,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,200.32 : 4,220,208.43 = 1,681,534.40 : x
  2. Step 2: Convert to fraction form
    3,058,200.32/4,220,208.43 = 1,681,534.40/x
  3. Step 3: Cross multiply
    3,058,200.32x = 4,220,208.43 × 1,681,534.40
  4. Step 4: Simplify right side
    3,058,200.32x = 7,096,425,624,910.11
  5. Step 5: Solve for x
    x = 7,096,425,624,910.11/3,058,200.32
  6. Step 6: Final answer
    x = 2,320,458.08

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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.