Home / 4,650,020.72-6,975,163.12-1,284,227.72

Finding the Fourth Proportional to 4,650,020.72, 6,975,163.12 and 1,284,227.72

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Solution

The fourth proportional to 4,650,020.72, 6,975,163.12 and 1,284,227.72 is: 1,926,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,020.72 : 6,975,163.12 = 1,284,227.72 : x
  2. Step 2: Convert to fraction form
    4,650,020.72/6,975,163.12 = 1,284,227.72/x
  3. Step 3: Cross multiply
    4,650,020.72x = 6,975,163.12 × 1,284,227.72
  4. Step 4: Simplify right side
    4,650,020.72x = 8,957,697,830,225.69
  5. Step 5: Solve for x
    x = 8,957,697,830,225.69/4,650,020.72
  6. Step 6: Final answer
    x = 1,926,378.05

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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.