Home / 1,229,440.80-1,845,327.60-757,048.80

Finding the Fourth Proportional to 1,229,440.80, 1,845,327.60 and 757,048.80

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Solution

The fourth proportional to 1,229,440.80, 1,845,327.60 and 757,048.80 is: 1,136,291.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,440.80 : 1,845,327.60 = 757,048.80 : x
  2. Step 2: Convert to fraction form
    1,229,440.80/1,845,327.60 = 757,048.80/x
  3. Step 3: Cross multiply
    1,229,440.80x = 1,845,327.60 × 757,048.80
  4. Step 4: Simplify right side
    1,229,440.80x = 1,397,003,045,186.88
  5. Step 5: Solve for x
    x = 1,397,003,045,186.88/1,229,440.80
  6. Step 6: Final answer
    x = 1,136,291.43

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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.