Home / 2,201,089.20-3,301,633.80-871,393.20

Finding the Fourth Proportional to 2,201,089.20, 3,301,633.80 and 871,393.20

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Solution

The fourth proportional to 2,201,089.20, 3,301,633.80 and 871,393.20 is: 1,307,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,089.20 : 3,301,633.80 = 871,393.20 : x
  2. Step 2: Convert to fraction form
    2,201,089.20/3,301,633.80 = 871,393.20/x
  3. Step 3: Cross multiply
    2,201,089.20x = 3,301,633.80 × 871,393.20
  4. Step 4: Simplify right side
    2,201,089.20x = 2,877,021,242,210.16
  5. Step 5: Solve for x
    x = 2,877,021,242,210.16/2,201,089.20
  6. Step 6: Final answer
    x = 1,307,089.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.