Home / 3,905,868.42-5,858,511.03-1,210,214.34

Finding the Fourth Proportional to 3,905,868.42, 5,858,511.03 and 1,210,214.34

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Solution

The fourth proportional to 3,905,868.42, 5,858,511.03 and 1,210,214.34 is: 1,815,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,868.42 : 5,858,511.03 = 1,210,214.34 : x
  2. Step 2: Convert to fraction form
    3,905,868.42/5,858,511.03 = 1,210,214.34/x
  3. Step 3: Cross multiply
    3,905,868.42x = 5,858,511.03 × 1,210,214.34
  4. Step 4: Simplify right side
    3,905,868.42x = 7,090,054,059,554.17
  5. Step 5: Solve for x
    x = 7,090,054,059,554.17/3,905,868.42
  6. Step 6: Final answer
    x = 1,815,231.16

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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.