Home / 1,936,377.60-2,672,235.42-1,076,938.24

Finding the Fourth Proportional to 1,936,377.60, 2,672,235.42 and 1,076,938.24

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Solution

The fourth proportional to 1,936,377.60, 2,672,235.42 and 1,076,938.24 is: 1,486,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,377.60 : 2,672,235.42 = 1,076,938.24 : x
  2. Step 2: Convert to fraction form
    1,936,377.60/2,672,235.42 = 1,076,938.24/x
  3. Step 3: Cross multiply
    1,936,377.60x = 2,672,235.42 × 1,076,938.24
  4. Step 4: Simplify right side
    1,936,377.60x = 2,877,832,510,080.46
  5. Step 5: Solve for x
    x = 2,877,832,510,080.46/1,936,377.60
  6. Step 6: Final answer
    x = 1,486,193.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.