Home / 2,076,372.60-3,113,975.70-656,863.80

Finding the Fourth Proportional to 2,076,372.60, 3,113,975.70 and 656,863.80

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Solution

The fourth proportional to 2,076,372.60, 3,113,975.70 and 656,863.80 is: 985,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,372.60 : 3,113,975.70 = 656,863.80 : x
  2. Step 2: Convert to fraction form
    2,076,372.60/3,113,975.70 = 656,863.80/x
  3. Step 3: Cross multiply
    2,076,372.60x = 3,113,975.70 × 656,863.80
  4. Step 4: Simplify right side
    2,076,372.60x = 2,045,457,911,409.66
  5. Step 5: Solve for x
    x = 2,045,457,911,409.66/2,076,372.60
  6. Step 6: Final answer
    x = 985,111.20

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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.