Home / 2,076,345.70-3,114,518.55-656,836.90

Finding the Fourth Proportional to 2,076,345.70, 3,114,518.55 and 656,836.90

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Solution

The fourth proportional to 2,076,345.70, 3,114,518.55 and 656,836.90 is: 985,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,345.70 : 3,114,518.55 = 656,836.90 : x
  2. Step 2: Convert to fraction form
    2,076,345.70/3,114,518.55 = 656,836.90/x
  3. Step 3: Cross multiply
    2,076,345.70x = 3,114,518.55 × 656,836.90
  4. Step 4: Simplify right side
    2,076,345.70x = 2,045,730,709,374.50
  5. Step 5: Solve for x
    x = 2,045,730,709,374.50/2,076,345.70
  6. Step 6: Final answer
    x = 985,255.35

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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.