Home / 2,876,731.77-4,313,975.81-1,078,635.45

Finding the Fourth Proportional to 2,876,731.77, 4,313,975.81 and 1,078,635.45

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Solution

The fourth proportional to 2,876,731.77, 4,313,975.81 and 1,078,635.45 is: 1,617,532.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,731.77 : 4,313,975.81 = 1,078,635.45 : x
  2. Step 2: Convert to fraction form
    2,876,731.77/4,313,975.81 = 1,078,635.45/x
  3. Step 3: Cross multiply
    2,876,731.77x = 4,313,975.81 × 1,078,635.45
  4. Step 4: Simplify right side
    2,876,731.77x = 4,653,207,233,715.29
  5. Step 5: Solve for x
    x = 4,653,207,233,715.29/2,876,731.77
  6. Step 6: Final answer
    x = 1,617,532.54

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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.