Home / 3,820,089.36-5,729,511.15-1,123,784.18

Finding the Fourth Proportional to 3,820,089.36, 5,729,511.15 and 1,123,784.18

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Solution

The fourth proportional to 3,820,089.36, 5,729,511.15 and 1,123,784.18 is: 1,685,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,089.36 : 5,729,511.15 = 1,123,784.18 : x
  2. Step 2: Convert to fraction form
    3,820,089.36/5,729,511.15 = 1,123,784.18/x
  3. Step 3: Cross multiply
    3,820,089.36x = 5,729,511.15 × 1,123,784.18
  4. Step 4: Simplify right side
    3,820,089.36x = 6,438,733,989,503.61
  5. Step 5: Solve for x
    x = 6,438,733,989,503.61/3,820,089.36
  6. Step 6: Final answer
    x = 1,685,493.03

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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.