Home / 2,876,412.67-4,313,497.71-1,078,315.03

Finding the Fourth Proportional to 2,876,412.67, 4,313,497.71 and 1,078,315.03

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Solution

The fourth proportional to 2,876,412.67, 4,313,497.71 and 1,078,315.03 is: 1,617,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,412.67 : 4,313,497.71 = 1,078,315.03 : x
  2. Step 2: Convert to fraction form
    2,876,412.67/4,313,497.71 = 1,078,315.03/x
  3. Step 3: Cross multiply
    2,876,412.67x = 4,313,497.71 × 1,078,315.03
  4. Step 4: Simplify right side
    2,876,412.67x = 4,651,309,415,933.61
  5. Step 5: Solve for x
    x = 4,651,309,415,933.61/2,876,412.67
  6. Step 6: Final answer
    x = 1,617,052.19

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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.