Home / 3,915,725.10-5,403,619.21-2,173,292.27

Finding the Fourth Proportional to 3,915,725.10, 5,403,619.21 and 2,173,292.27

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Solution

The fourth proportional to 3,915,725.10, 5,403,619.21 and 2,173,292.27 is: 2,999,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,725.10 : 5,403,619.21 = 2,173,292.27 : x
  2. Step 2: Convert to fraction form
    3,915,725.10/5,403,619.21 = 2,173,292.27/x
  3. Step 3: Cross multiply
    3,915,725.10x = 5,403,619.21 × 2,173,292.27
  4. Step 4: Simplify right side
    3,915,725.10x = 11,743,643,845,607.46
  5. Step 5: Solve for x
    x = 11,743,643,845,607.46/3,915,725.10
  6. Step 6: Final answer
    x = 2,999,098.14

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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.