Home / 1,195,253.85-1,789,928.31-890,918.22

Finding the Fourth Proportional to 1,195,253.85, 1,789,928.31 and 890,918.22

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Solution

The fourth proportional to 1,195,253.85, 1,789,928.31 and 890,918.22 is: 1,334,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,253.85 : 1,789,928.31 = 890,918.22 : x
  2. Step 2: Convert to fraction form
    1,195,253.85/1,789,928.31 = 890,918.22/x
  3. Step 3: Cross multiply
    1,195,253.85x = 1,789,928.31 × 890,918.22
  4. Step 4: Simplify right side
    1,195,253.85x = 1,594,679,743,872.81
  5. Step 5: Solve for x
    x = 1,594,679,743,872.81/1,195,253.85
  6. Step 6: Final answer
    x = 1,334,176.62

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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.