Home / 2,201,429.10-3,302,143.65-939,384.30

Finding the Fourth Proportional to 2,201,429.10, 3,302,143.65 and 939,384.30

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Solution

The fourth proportional to 2,201,429.10, 3,302,143.65 and 939,384.30 is: 1,409,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,429.10 : 3,302,143.65 = 939,384.30 : x
  2. Step 2: Convert to fraction form
    2,201,429.10/3,302,143.65 = 939,384.30/x
  3. Step 3: Cross multiply
    2,201,429.10x = 3,302,143.65 × 939,384.30
  4. Step 4: Simplify right side
    2,201,429.10x = 3,101,981,901,154.70
  5. Step 5: Solve for x
    x = 3,101,981,901,154.70/2,201,429.10
  6. Step 6: Final answer
    x = 1,409,076.45

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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.