Home / 1,017,238.38-1,404,954.05-669,931.34

Finding the Fourth Proportional to 1,017,238.38, 1,404,954.05 and 669,931.34

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Solution

The fourth proportional to 1,017,238.38, 1,404,954.05 and 669,931.34 is: 925,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,238.38 : 1,404,954.05 = 669,931.34 : x
  2. Step 2: Convert to fraction form
    1,017,238.38/1,404,954.05 = 669,931.34/x
  3. Step 3: Cross multiply
    1,017,238.38x = 1,404,954.05 × 669,931.34
  4. Step 4: Simplify right side
    1,017,238.38x = 941,222,738,980.50
  5. Step 5: Solve for x
    x = 941,222,738,980.50/1,017,238.38
  6. Step 6: Final answer
    x = 925,272.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.