Home / 2,076,357.20-3,114,535.80-656,848.40

Finding the Fourth Proportional to 2,076,357.20, 3,114,535.80 and 656,848.40

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Solution

The fourth proportional to 2,076,357.20, 3,114,535.80 and 656,848.40 is: 985,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,357.20 : 3,114,535.80 = 656,848.40 : x
  2. Step 2: Convert to fraction form
    2,076,357.20/3,114,535.80 = 656,848.40/x
  3. Step 3: Cross multiply
    2,076,357.20x = 3,114,535.80 × 656,848.40
  4. Step 4: Simplify right side
    2,076,357.20x = 2,045,777,856,972.72
  5. Step 5: Solve for x
    x = 2,045,777,856,972.72/2,076,357.20
  6. Step 6: Final answer
    x = 985,272.60

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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.