Home / 2,580,433.35-3,871,140.08-851,408.16

Finding the Fourth Proportional to 2,580,433.35, 3,871,140.08 and 851,408.16

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Solution

The fourth proportional to 2,580,433.35, 3,871,140.08 and 851,408.16 is: 1,277,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,433.35 : 3,871,140.08 = 851,408.16 : x
  2. Step 2: Convert to fraction form
    2,580,433.35/3,871,140.08 = 851,408.16/x
  3. Step 3: Cross multiply
    2,580,433.35x = 3,871,140.08 × 851,408.16
  4. Step 4: Simplify right side
    2,580,433.35x = 3,295,920,248,358.01
  5. Step 5: Solve for x
    x = 3,295,920,248,358.01/2,580,433.35
  6. Step 6: Final answer
    x = 1,277,273.93

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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.