Home / 5,277,189.22-7,282,548.21-2,985,301.78

Finding the Fourth Proportional to 5,277,189.22, 7,282,548.21 and 2,985,301.78

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Solution

The fourth proportional to 5,277,189.22, 7,282,548.21 and 2,985,301.78 is: 4,119,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277,189.22 : 7,282,548.21 = 2,985,301.78 : x
  2. Step 2: Convert to fraction form
    5,277,189.22/7,282,548.21 = 2,985,301.78/x
  3. Step 3: Cross multiply
    5,277,189.22x = 7,282,548.21 × 2,985,301.78
  4. Step 4: Simplify right side
    5,277,189.22x = 21,740,604,134,248.81
  5. Step 5: Solve for x
    x = 21,740,604,134,248.81/5,277,189.22
  6. Step 6: Final answer
    x = 4,119,731.78

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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.