Home / 1,171,931.31-1,617,299.33-662,622.75

Finding the Fourth Proportional to 1,171,931.31, 1,617,299.33 and 662,622.75

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Solution

The fourth proportional to 1,171,931.31, 1,617,299.33 and 662,622.75 is: 914,438.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,931.31 : 1,617,299.33 = 662,622.75 : x
  2. Step 2: Convert to fraction form
    1,171,931.31/1,617,299.33 = 662,622.75/x
  3. Step 3: Cross multiply
    1,171,931.31x = 1,617,299.33 × 662,622.75
  4. Step 4: Simplify right side
    1,171,931.31x = 1,071,659,326,304.64
  5. Step 5: Solve for x
    x = 1,071,659,326,304.64/1,171,931.31
  6. Step 6: Final answer
    x = 914,438.69

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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.