Home / 1,463,261.80-2,194,892.70-621,704.20

Finding the Fourth Proportional to 1,463,261.80, 2,194,892.70 and 621,704.20

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Solution

The fourth proportional to 1,463,261.80, 2,194,892.70 and 621,704.20 is: 932,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,261.80 : 2,194,892.70 = 621,704.20 : x
  2. Step 2: Convert to fraction form
    1,463,261.80/2,194,892.70 = 621,704.20/x
  3. Step 3: Cross multiply
    1,463,261.80x = 2,194,892.70 × 621,704.20
  4. Step 4: Simplify right side
    1,463,261.80x = 1,364,574,010,139.34
  5. Step 5: Solve for x
    x = 1,364,574,010,139.34/1,463,261.80
  6. Step 6: Final answer
    x = 932,556.30

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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.