Home / 2,209,768.68-3,314,724.30-612,347.16

Finding the Fourth Proportional to 2,209,768.68, 3,314,724.30 and 612,347.16

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Solution

The fourth proportional to 2,209,768.68, 3,314,724.30 and 612,347.16 is: 918,540.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,768.68 : 3,314,724.30 = 612,347.16 : x
  2. Step 2: Convert to fraction form
    2,209,768.68/3,314,724.30 = 612,347.16/x
  3. Step 3: Cross multiply
    2,209,768.68x = 3,314,724.30 × 612,347.16
  4. Step 4: Simplify right side
    2,209,768.68x = 2,029,762,011,287.99
  5. Step 5: Solve for x
    x = 2,029,762,011,287.99/2,209,768.68
  6. Step 6: Final answer
    x = 918,540.49

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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.