Home / 2,021,326.40-3,031,989.60-824,107.93

Finding the Fourth Proportional to 2,021,326.40, 3,031,989.60 and 824,107.93

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Solution

The fourth proportional to 2,021,326.40, 3,031,989.60 and 824,107.93 is: 1,236,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,326.40 : 3,031,989.60 = 824,107.93 : x
  2. Step 2: Convert to fraction form
    2,021,326.40/3,031,989.60 = 824,107.93/x
  3. Step 3: Cross multiply
    2,021,326.40x = 3,031,989.60 × 824,107.93
  4. Step 4: Simplify right side
    2,021,326.40x = 2,498,686,673,037.53
  5. Step 5: Solve for x
    x = 2,498,686,673,037.53/2,021,326.40
  6. Step 6: Final answer
    x = 1,236,161.90

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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.