Home / 2,021,120.40-3,031,729.20-601,222.80

Finding the Fourth Proportional to 2,021,120.40, 3,031,729.20 and 601,222.80

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Solution

The fourth proportional to 2,021,120.40, 3,031,729.20 and 601,222.80 is: 901,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,120.40 : 3,031,729.20 = 601,222.80 : x
  2. Step 2: Convert to fraction form
    2,021,120.40/3,031,729.20 = 601,222.80/x
  3. Step 3: Cross multiply
    2,021,120.40x = 3,031,729.20 × 601,222.80
  4. Step 4: Simplify right side
    2,021,120.40x = 1,822,744,718,465.76
  5. Step 5: Solve for x
    x = 1,822,744,718,465.76/2,021,120.40
  6. Step 6: Final answer
    x = 901,848.66

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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.