Home / 2,666,635.98-4,000,369.48-869,102.40

Finding the Fourth Proportional to 2,666,635.98, 4,000,369.48 and 869,102.40

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Solution

The fourth proportional to 2,666,635.98, 4,000,369.48 and 869,102.40 is: 1,303,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,635.98 : 4,000,369.48 = 869,102.40 : x
  2. Step 2: Convert to fraction form
    2,666,635.98/4,000,369.48 = 869,102.40/x
  3. Step 3: Cross multiply
    2,666,635.98x = 4,000,369.48 × 869,102.40
  4. Step 4: Simplify right side
    2,666,635.98x = 3,476,730,715,954.75
  5. Step 5: Solve for x
    x = 3,476,730,715,954.75/2,666,635.98
  6. Step 6: Final answer
    x = 1,303,789.02

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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.