Home / 2,174,137.90-2,995,373.28-1,682,416.42

Finding the Fourth Proportional to 2,174,137.90, 2,995,373.28 and 1,682,416.42

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Solution

The fourth proportional to 2,174,137.90, 2,995,373.28 and 1,682,416.42 is: 2,317,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,137.90 : 2,995,373.28 = 1,682,416.42 : x
  2. Step 2: Convert to fraction form
    2,174,137.90/2,995,373.28 = 1,682,416.42/x
  3. Step 3: Cross multiply
    2,174,137.90x = 2,995,373.28 × 1,682,416.42
  4. Step 4: Simplify right side
    2,174,137.90x = 5,039,465,190,301.26
  5. Step 5: Solve for x
    x = 5,039,465,190,301.26/2,174,137.90
  6. Step 6: Final answer
    x = 2,317,914.24

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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.