Home / 2,172,090.13-3,258,291.02-574,634.25

Finding the Fourth Proportional to 2,172,090.13, 3,258,291.02 and 574,634.25

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Solution

The fourth proportional to 2,172,090.13, 3,258,291.02 and 574,634.25 is: 861,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,090.13 : 3,258,291.02 = 574,634.25 : x
  2. Step 2: Convert to fraction form
    2,172,090.13/3,258,291.02 = 574,634.25/x
  3. Step 3: Cross multiply
    2,172,090.13x = 3,258,291.02 × 574,634.25
  4. Step 4: Simplify right side
    2,172,090.13x = 1,872,325,613,686.26
  5. Step 5: Solve for x
    x = 1,872,325,613,686.26/2,172,090.13
  6. Step 6: Final answer
    x = 861,992.60

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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.