Home / 2,177,504.13-3,005,004.47-1,197,381.03

Finding the Fourth Proportional to 2,177,504.13, 3,005,004.47 and 1,197,381.03

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Solution

The fourth proportional to 2,177,504.13, 3,005,004.47 and 1,197,381.03 is: 1,652,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,504.13 : 3,005,004.47 = 1,197,381.03 : x
  2. Step 2: Convert to fraction form
    2,177,504.13/3,005,004.47 = 1,197,381.03/x
  3. Step 3: Cross multiply
    2,177,504.13x = 3,005,004.47 × 1,197,381.03
  4. Step 4: Simplify right side
    2,177,504.13x = 3,598,135,347,443.20
  5. Step 5: Solve for x
    x = 3,598,135,347,443.20/2,177,504.13
  6. Step 6: Final answer
    x = 1,652,412.64

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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.