Home / 1,324,282.56-1,827,706.68-780,244.44

Finding the Fourth Proportional to 1,324,282.56, 1,827,706.68 and 780,244.44

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Solution

The fourth proportional to 1,324,282.56, 1,827,706.68 and 780,244.44 is: 1,076,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,282.56 : 1,827,706.68 = 780,244.44 : x
  2. Step 2: Convert to fraction form
    1,324,282.56/1,827,706.68 = 780,244.44/x
  3. Step 3: Cross multiply
    1,324,282.56x = 1,827,706.68 × 780,244.44
  4. Step 4: Simplify right side
    1,324,282.56x = 1,426,057,975,020.86
  5. Step 5: Solve for x
    x = 1,426,057,975,020.86/1,324,282.56
  6. Step 6: Final answer
    x = 1,076,853.25

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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.