Home / 2,413,908.70-3,621,300.45-1,212,808.30

Finding the Fourth Proportional to 2,413,908.70, 3,621,300.45 and 1,212,808.30

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Solution

The fourth proportional to 2,413,908.70, 3,621,300.45 and 1,212,808.30 is: 1,819,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413,908.70 : 3,621,300.45 = 1,212,808.30 : x
  2. Step 2: Convert to fraction form
    2,413,908.70/3,621,300.45 = 1,212,808.30/x
  3. Step 3: Cross multiply
    2,413,908.70x = 3,621,300.45 × 1,212,808.30
  4. Step 4: Simplify right side
    2,413,908.70x = 4,391,943,242,553.74
  5. Step 5: Solve for x
    x = 4,391,943,242,553.74/2,413,908.70
  6. Step 6: Final answer
    x = 1,819,432.21

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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.