Home / 2,019,225.70-3,028,838.55-1,222,064.20

Finding the Fourth Proportional to 2,019,225.70, 3,028,838.55 and 1,222,064.20

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Solution

The fourth proportional to 2,019,225.70, 3,028,838.55 and 1,222,064.20 is: 1,833,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,225.70 : 3,028,838.55 = 1,222,064.20 : x
  2. Step 2: Convert to fraction form
    2,019,225.70/3,028,838.55 = 1,222,064.20/x
  3. Step 3: Cross multiply
    2,019,225.70x = 3,028,838.55 × 1,222,064.20
  4. Step 4: Simplify right side
    2,019,225.70x = 3,701,435,159,534.91
  5. Step 5: Solve for x
    x = 3,701,435,159,534.91/2,019,225.70
  6. Step 6: Final answer
    x = 1,833,096.30

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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.