Home / 3,100,395.73-4,650,681.08-856,533.73

Finding the Fourth Proportional to 3,100,395.73, 4,650,681.08 and 856,533.73

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Solution

The fourth proportional to 3,100,395.73, 4,650,681.08 and 856,533.73 is: 1,284,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,395.73 : 4,650,681.08 = 856,533.73 : x
  2. Step 2: Convert to fraction form
    3,100,395.73/4,650,681.08 = 856,533.73/x
  3. Step 3: Cross multiply
    3,100,395.73x = 4,650,681.08 × 856,533.73
  4. Step 4: Simplify right side
    3,100,395.73x = 3,983,465,212,492.83
  5. Step 5: Solve for x
    x = 3,983,465,212,492.83/3,100,395.73
  6. Step 6: Final answer
    x = 1,284,824.76

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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.