Home / 1,016,399.40-1,522,566.48-611,367.90

Finding the Fourth Proportional to 1,016,399.40, 1,522,566.48 and 611,367.90

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Solution

The fourth proportional to 1,016,399.40, 1,522,566.48 and 611,367.90 is: 915,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,399.40 : 1,522,566.48 = 611,367.90 : x
  2. Step 2: Convert to fraction form
    1,016,399.40/1,522,566.48 = 611,367.90/x
  3. Step 3: Cross multiply
    1,016,399.40x = 1,522,566.48 × 611,367.90
  4. Step 4: Simplify right side
    1,016,399.40x = 930,848,271,487.99
  5. Step 5: Solve for x
    x = 930,848,271,487.99/1,016,399.40
  6. Step 6: Final answer
    x = 915,829.22

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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.