Home / 3,134,273.85-4,323,465.39-1,970,878.85

Finding the Fourth Proportional to 3,134,273.85, 4,323,465.39 and 1,970,878.85

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Solution

The fourth proportional to 3,134,273.85, 4,323,465.39 and 1,970,878.85 is: 2,718,660.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,273.85 : 4,323,465.39 = 1,970,878.85 : x
  2. Step 2: Convert to fraction form
    3,134,273.85/4,323,465.39 = 1,970,878.85/x
  3. Step 3: Cross multiply
    3,134,273.85x = 4,323,465.39 × 1,970,878.85
  4. Step 4: Simplify right side
    3,134,273.85x = 8,521,026,495,858.00
  5. Step 5: Solve for x
    x = 8,521,026,495,858.00/3,134,273.85
  6. Step 6: Final answer
    x = 2,718,660.49

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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.