Home / 3,058,407.27-4,220,457.53-1,681,809.01

Finding the Fourth Proportional to 3,058,407.27, 4,220,457.53 and 1,681,809.01

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Solution

The fourth proportional to 3,058,407.27, 4,220,457.53 and 1,681,809.01 is: 2,320,816.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,407.27 : 4,220,457.53 = 1,681,809.01 : x
  2. Step 2: Convert to fraction form
    3,058,407.27/4,220,457.53 = 1,681,809.01/x
  3. Step 3: Cross multiply
    3,058,407.27x = 4,220,457.53 × 1,681,809.01
  4. Step 4: Simplify right side
    3,058,407.27x = 7,098,003,479,174.06
  5. Step 5: Solve for x
    x = 7,098,003,479,174.06/3,058,407.27
  6. Step 6: Final answer
    x = 2,320,816.97

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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.