Home / 2,762,897.30-4,144,906.45-869,198.30

Finding the Fourth Proportional to 2,762,897.30, 4,144,906.45 and 869,198.30

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Solution

The fourth proportional to 2,762,897.30, 4,144,906.45 and 869,198.30 is: 1,303,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,897.30 : 4,144,906.45 = 869,198.30 : x
  2. Step 2: Convert to fraction form
    2,762,897.30/4,144,906.45 = 869,198.30/x
  3. Step 3: Cross multiply
    2,762,897.30x = 4,144,906.45 × 869,198.30
  4. Step 4: Simplify right side
    2,762,897.30x = 3,602,745,639,999.04
  5. Step 5: Solve for x
    x = 3,602,745,639,999.04/2,762,897.30
  6. Step 6: Final answer
    x = 1,303,973.78

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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.