Home / 2,272,665.78-3,405,750.75-1,668,890.34

Finding the Fourth Proportional to 2,272,665.78, 3,405,750.75 and 1,668,890.34

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Solution

The fourth proportional to 2,272,665.78, 3,405,750.75 and 1,668,890.34 is: 2,500,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,665.78 : 3,405,750.75 = 1,668,890.34 : x
  2. Step 2: Convert to fraction form
    2,272,665.78/3,405,750.75 = 1,668,890.34/x
  3. Step 3: Cross multiply
    2,272,665.78x = 3,405,750.75 × 1,668,890.34
  4. Step 4: Simplify right side
    2,272,665.78x = 5,683,824,527,122.76
  5. Step 5: Solve for x
    x = 5,683,824,527,122.76/2,272,665.78
  6. Step 6: Final answer
    x = 2,500,950.46

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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.