Home / 2,652,459.71-3,979,465.94-855,307.04

Finding the Fourth Proportional to 2,652,459.71, 3,979,465.94 and 855,307.04

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Solution

The fourth proportional to 2,652,459.71, 3,979,465.94 and 855,307.04 is: 1,283,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,459.71 : 3,979,465.94 = 855,307.04 : x
  2. Step 2: Convert to fraction form
    2,652,459.71/3,979,465.94 = 855,307.04/x
  3. Step 3: Cross multiply
    2,652,459.71x = 3,979,465.94 × 855,307.04
  4. Step 4: Simplify right side
    2,652,459.71x = 3,403,665,216,163.16
  5. Step 5: Solve for x
    x = 3,403,665,216,163.16/2,652,459.71
  6. Step 6: Final answer
    x = 1,283,210.90

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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.