Home / 2,210,282.40-3,307,129.20-2,011,216.80

Finding the Fourth Proportional to 2,210,282.40, 3,307,129.20 and 2,011,216.80

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Solution

The fourth proportional to 2,210,282.40, 3,307,129.20 and 2,011,216.80 is: 3,009,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,282.40 : 3,307,129.20 = 2,011,216.80 : x
  2. Step 2: Convert to fraction form
    2,210,282.40/3,307,129.20 = 2,011,216.80/x
  3. Step 3: Cross multiply
    2,210,282.40x = 3,307,129.20 × 2,011,216.80
  4. Step 4: Simplify right side
    2,210,282.40x = 6,651,353,806,810.56
  5. Step 5: Solve for x
    x = 6,651,353,806,810.56/2,210,282.40
  6. Step 6: Final answer
    x = 3,009,277.82

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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.