Home / 2,449,920.78-3,674,881.17-767,155.50

Finding the Fourth Proportional to 2,449,920.78, 3,674,881.17 and 767,155.50

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Solution

The fourth proportional to 2,449,920.78, 3,674,881.17 and 767,155.50 is: 1,150,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449,920.78 : 3,674,881.17 = 767,155.50 : x
  2. Step 2: Convert to fraction form
    2,449,920.78/3,674,881.17 = 767,155.50/x
  3. Step 3: Cross multiply
    2,449,920.78x = 3,674,881.17 × 767,155.50
  4. Step 4: Simplify right side
    2,449,920.78x = 2,819,205,301,411.94
  5. Step 5: Solve for x
    x = 2,819,205,301,411.94/2,449,920.78
  6. Step 6: Final answer
    x = 1,150,733.25

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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.