Home / 3,549,171.75-4,897,857.04-2,021,421.03

Finding the Fourth Proportional to 3,549,171.75, 4,897,857.04 and 2,021,421.03

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Solution

The fourth proportional to 3,549,171.75, 4,897,857.04 and 2,021,421.03 is: 2,789,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,171.75 : 4,897,857.04 = 2,021,421.03 : x
  2. Step 2: Convert to fraction form
    3,549,171.75/4,897,857.04 = 2,021,421.03/x
  3. Step 3: Cross multiply
    3,549,171.75x = 4,897,857.04 × 2,021,421.03
  4. Step 4: Simplify right side
    3,549,171.75x = 9,900,631,217,536.00
  5. Step 5: Solve for x
    x = 9,900,631,217,536.00/3,549,171.75
  6. Step 6: Final answer
    x = 2,789,561.03

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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.