Home / 2,021,322.40-3,031,983.60-824,103.93

Finding the Fourth Proportional to 2,021,322.40, 3,031,983.60 and 824,103.93

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Solution

The fourth proportional to 2,021,322.40, 3,031,983.60 and 824,103.93 is: 1,236,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,322.40 : 3,031,983.60 = 824,103.93 : x
  2. Step 2: Convert to fraction form
    2,021,322.40/3,031,983.60 = 824,103.93/x
  3. Step 3: Cross multiply
    2,021,322.40x = 3,031,983.60 × 824,103.93
  4. Step 4: Simplify right side
    2,021,322.40x = 2,498,669,600,455.55
  5. Step 5: Solve for x
    x = 2,498,669,600,455.55/2,021,322.40
  6. Step 6: Final answer
    x = 1,236,155.90

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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.