Home / 2,021,104.10-3,031,656.15-822,409.40

Finding the Fourth Proportional to 2,021,104.10, 3,031,656.15 and 822,409.40

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Solution

The fourth proportional to 2,021,104.10, 3,031,656.15 and 822,409.40 is: 1,233,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,104.10 : 3,031,656.15 = 822,409.40 : x
  2. Step 2: Convert to fraction form
    2,021,104.10/3,031,656.15 = 822,409.40/x
  3. Step 3: Cross multiply
    2,021,104.10x = 3,031,656.15 × 822,409.40
  4. Step 4: Simplify right side
    2,021,104.10x = 2,493,262,515,327.81
  5. Step 5: Solve for x
    x = 2,493,262,515,327.81/2,021,104.10
  6. Step 6: Final answer
    x = 1,233,614.10

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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.