Home / 2,076,643.05-3,114,672.98-656,842.65

Finding the Fourth Proportional to 2,076,643.05, 3,114,672.98 and 656,842.65

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Solution

The fourth proportional to 2,076,643.05, 3,114,672.98 and 656,842.65 is: 985,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,643.05 : 3,114,672.98 = 656,842.65 : x
  2. Step 2: Convert to fraction form
    2,076,643.05/3,114,672.98 = 656,842.65/x
  3. Step 3: Cross multiply
    2,076,643.05x = 3,114,672.98 × 656,842.65
  4. Step 4: Simplify right side
    2,076,643.05x = 2,045,850,050,782.38
  5. Step 5: Solve for x
    x = 2,045,850,050,782.38/2,076,643.05
  6. Step 6: Final answer
    x = 985,171.74

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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.