Home / 2,052,616.80-3,076,851.60-931,490.40

Finding the Fourth Proportional to 2,052,616.80, 3,076,851.60 and 931,490.40

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Solution

The fourth proportional to 2,052,616.80, 3,076,851.60 and 931,490.40 is: 1,396,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052,616.80 : 3,076,851.60 = 931,490.40 : x
  2. Step 2: Convert to fraction form
    2,052,616.80/3,076,851.60 = 931,490.40/x
  3. Step 3: Cross multiply
    2,052,616.80x = 3,076,851.60 × 931,490.40
  4. Step 4: Simplify right side
    2,052,616.80x = 2,866,057,727,624.64
  5. Step 5: Solve for x
    x = 2,866,057,727,624.64/2,052,616.80
  6. Step 6: Final answer
    x = 1,396,294.59

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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.