Home / 3,915,210.69-5,403,640.56-2,283,618.05

Finding the Fourth Proportional to 3,915,210.69, 5,403,640.56 and 2,283,618.05

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Solution

The fourth proportional to 3,915,210.69, 5,403,640.56 and 2,283,618.05 is: 3,151,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,210.69 : 5,403,640.56 = 2,283,618.05 : x
  2. Step 2: Convert to fraction form
    3,915,210.69/5,403,640.56 = 2,283,618.05/x
  3. Step 3: Cross multiply
    3,915,210.69x = 5,403,640.56 × 2,283,618.05
  4. Step 4: Simplify right side
    3,915,210.69x = 12,339,851,132,037.21
  5. Step 5: Solve for x
    x = 12,339,851,132,037.21/3,915,210.69
  6. Step 6: Final answer
    x = 3,151,771.93

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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.