Home / 1,076,296.40-1,611,334.20-656,392.40

Finding the Fourth Proportional to 1,076,296.40, 1,611,334.20 and 656,392.40

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Solution

The fourth proportional to 1,076,296.40, 1,611,334.20 and 656,392.40 is: 982,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,296.40 : 1,611,334.20 = 656,392.40 : x
  2. Step 2: Convert to fraction form
    1,076,296.40/1,611,334.20 = 656,392.40/x
  3. Step 3: Cross multiply
    1,076,296.40x = 1,611,334.20 × 656,392.40
  4. Step 4: Simplify right side
    1,076,296.40x = 1,057,667,522,740.08
  5. Step 5: Solve for x
    x = 1,057,667,522,740.08/1,076,296.40
  6. Step 6: Final answer
    x = 982,691.68

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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.