Home / 5,391,084.52-8,086,603.74-1,401,985

Finding the Fourth Proportional to 5,391,084.52, 8,086,603.74 and 1,401,985

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Solution

The fourth proportional to 5,391,084.52, 8,086,603.74 and 1,401,985 is: 2,102,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,084.52 : 8,086,603.74 = 1,401,985 : x
  2. Step 2: Convert to fraction form
    5,391,084.52/8,086,603.74 = 1,401,985/x
  3. Step 3: Cross multiply
    5,391,084.52x = 8,086,603.74 × 1,401,985
  4. Step 4: Simplify right side
    5,391,084.52x = 11,337,297,144,423.90
  5. Step 5: Solve for x
    x = 11,337,297,144,423.90/5,391,084.52
  6. Step 6: Final answer
    x = 2,102,971.51

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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.