Home / 3,260,615.80-4,890,923.70-1,666,292.80

Finding the Fourth Proportional to 3,260,615.80, 4,890,923.70 and 1,666,292.80

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Solution

The fourth proportional to 3,260,615.80, 4,890,923.70 and 1,666,292.80 is: 2,499,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,615.80 : 4,890,923.70 = 1,666,292.80 : x
  2. Step 2: Convert to fraction form
    3,260,615.80/4,890,923.70 = 1,666,292.80/x
  3. Step 3: Cross multiply
    3,260,615.80x = 4,890,923.70 × 1,666,292.80
  4. Step 4: Simplify right side
    3,260,615.80x = 8,149,710,946,659.36
  5. Step 5: Solve for x
    x = 8,149,710,946,659.36/3,260,615.80
  6. Step 6: Final answer
    x = 2,499,439.20

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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.