Home / 1,369,231.42-2,054,333.76-611,003.92

Finding the Fourth Proportional to 1,369,231.42, 2,054,333.76 and 611,003.92

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Solution

The fourth proportional to 1,369,231.42, 2,054,333.76 and 611,003.92 is: 916,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,231.42 : 2,054,333.76 = 611,003.92 : x
  2. Step 2: Convert to fraction form
    1,369,231.42/2,054,333.76 = 611,003.92/x
  3. Step 3: Cross multiply
    1,369,231.42x = 2,054,333.76 × 611,003.92
  4. Step 4: Simplify right side
    1,369,231.42x = 1,255,205,980,348.34
  5. Step 5: Solve for x
    x = 1,255,205,980,348.34/1,369,231.42
  6. Step 6: Final answer
    x = 916,723.03

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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.