Home / 3,353,780.20-5,030,216.70-1,333,510.60

Finding the Fourth Proportional to 3,353,780.20, 5,030,216.70 and 1,333,510.60

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Solution

The fourth proportional to 3,353,780.20, 5,030,216.70 and 1,333,510.60 is: 2,000,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,780.20 : 5,030,216.70 = 1,333,510.60 : x
  2. Step 2: Convert to fraction form
    3,353,780.20/5,030,216.70 = 1,333,510.60/x
  3. Step 3: Cross multiply
    3,353,780.20x = 5,030,216.70 × 1,333,510.60
  4. Step 4: Simplify right side
    3,353,780.20x = 6,707,847,289,747.02
  5. Step 5: Solve for x
    x = 6,707,847,289,747.02/3,353,780.20
  6. Step 6: Final answer
    x = 2,000,085.54

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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.