Home / 3,878,325.85-5,803,316.82-2,281,640.89

Finding the Fourth Proportional to 3,878,325.85, 5,803,316.82 and 2,281,640.89

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Solution

The fourth proportional to 3,878,325.85, 5,803,316.82 and 2,281,640.89 is: 3,414,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,325.85 : 5,803,316.82 = 2,281,640.89 : x
  2. Step 2: Convert to fraction form
    3,878,325.85/5,803,316.82 = 2,281,640.89/x
  3. Step 3: Cross multiply
    3,878,325.85x = 5,803,316.82 × 2,281,640.89
  4. Step 4: Simplify right side
    3,878,325.85x = 13,241,084,954,136.77
  5. Step 5: Solve for x
    x = 13,241,084,954,136.77/3,878,325.85
  6. Step 6: Final answer
    x = 3,414,123.89

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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.