Home / 1,206,041.31-1,664,272.04-669,462.75

Finding the Fourth Proportional to 1,206,041.31, 1,664,272.04 and 669,462.75

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Solution

The fourth proportional to 1,206,041.31, 1,664,272.04 and 669,462.75 is: 923,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,041.31 : 1,664,272.04 = 669,462.75 : x
  2. Step 2: Convert to fraction form
    1,206,041.31/1,664,272.04 = 669,462.75/x
  3. Step 3: Cross multiply
    1,206,041.31x = 1,664,272.04 × 669,462.75
  4. Step 4: Simplify right side
    1,206,041.31x = 1,114,168,133,299.20
  5. Step 5: Solve for x
    x = 1,114,168,133,299.20/1,206,041.31
  6. Step 6: Final answer
    x = 923,822.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.