Home / 4,885,425.55-7,328,200.65-1,291,161.43

Finding the Fourth Proportional to 4,885,425.55, 7,328,200.65 and 1,291,161.43

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Solution

The fourth proportional to 4,885,425.55, 7,328,200.65 and 1,291,161.43 is: 1,936,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,425.55 : 7,328,200.65 = 1,291,161.43 : x
  2. Step 2: Convert to fraction form
    4,885,425.55/7,328,200.65 = 1,291,161.43/x
  3. Step 3: Cross multiply
    4,885,425.55x = 7,328,200.65 × 1,291,161.43
  4. Step 4: Simplify right side
    4,885,425.55x = 9,461,890,030,580.93
  5. Step 5: Solve for x
    x = 9,461,890,030,580.93/4,885,425.55
  6. Step 6: Final answer
    x = 1,936,758.62

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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.