Home / 1,936,428.34-2,672,066.37-1,076,849.62

Finding the Fourth Proportional to 1,936,428.34, 2,672,066.37 and 1,076,849.62

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Solution

The fourth proportional to 1,936,428.34, 2,672,066.37 and 1,076,849.62 is: 1,485,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,428.34 : 2,672,066.37 = 1,076,849.62 : x
  2. Step 2: Convert to fraction form
    1,936,428.34/2,672,066.37 = 1,076,849.62/x
  3. Step 3: Cross multiply
    1,936,428.34x = 2,672,066.37 × 1,076,849.62
  4. Step 4: Simplify right side
    1,936,428.34x = 2,877,413,655,149.28
  5. Step 5: Solve for x
    x = 2,877,413,655,149.28/1,936,428.34
  6. Step 6: Final answer
    x = 1,485,938.62

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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.