Home / 2,077,273.42-3,115,428.99-657,064.78

Finding the Fourth Proportional to 2,077,273.42, 3,115,428.99 and 657,064.78

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Solution

The fourth proportional to 2,077,273.42, 3,115,428.99 and 657,064.78 is: 985,444.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,273.42 : 3,115,428.99 = 657,064.78 : x
  2. Step 2: Convert to fraction form
    2,077,273.42/3,115,428.99 = 657,064.78/x
  3. Step 3: Cross multiply
    2,077,273.42x = 3,115,428.99 × 657,064.78
  4. Step 4: Simplify right side
    2,077,273.42x = 2,047,038,663,919.97
  5. Step 5: Solve for x
    x = 2,047,038,663,919.97/2,077,273.42
  6. Step 6: Final answer
    x = 985,444.98

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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.