Home / 2,012,641.20-3,020,614.20-1,996,894.80

Finding the Fourth Proportional to 2,012,641.20, 3,020,614.20 and 1,996,894.80

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Solution

The fourth proportional to 2,012,641.20, 3,020,614.20 and 1,996,894.80 is: 2,996,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,641.20 : 3,020,614.20 = 1,996,894.80 : x
  2. Step 2: Convert to fraction form
    2,012,641.20/3,020,614.20 = 1,996,894.80/x
  3. Step 3: Cross multiply
    2,012,641.20x = 3,020,614.20 × 1,996,894.80
  4. Step 4: Simplify right side
    2,012,641.20x = 6,031,848,788,786.16
  5. Step 5: Solve for x
    x = 6,031,848,788,786.16/2,012,641.20
  6. Step 6: Final answer
    x = 2,996,981.67

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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.