Home / 2,666,635.98-4,000,369.50-869,102.40

Finding the Fourth Proportional to 2,666,635.98, 4,000,369.50 and 869,102.40

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Solution

The fourth proportional to 2,666,635.98, 4,000,369.50 and 869,102.40 is: 1,303,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,635.98 : 4,000,369.50 = 869,102.40 : x
  2. Step 2: Convert to fraction form
    2,666,635.98/4,000,369.50 = 869,102.40/x
  3. Step 3: Cross multiply
    2,666,635.98x = 4,000,369.50 × 869,102.40
  4. Step 4: Simplify right side
    2,666,635.98x = 3,476,730,733,336.80
  5. Step 5: Solve for x
    x = 3,476,730,733,336.80/2,666,635.98
  6. Step 6: Final answer
    x = 1,303,789.03

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1.5x scale

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.