Home / 5,329,353.40-7,994,807.70-2,489,558.20

Finding the Fourth Proportional to 5,329,353.40, 7,994,807.70 and 2,489,558.20

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Solution

The fourth proportional to 5,329,353.40, 7,994,807.70 and 2,489,558.20 is: 3,734,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,353.40 : 7,994,807.70 = 2,489,558.20 : x
  2. Step 2: Convert to fraction form
    5,329,353.40/7,994,807.70 = 2,489,558.20/x
  3. Step 3: Cross multiply
    5,329,353.40x = 7,994,807.70 × 2,489,558.20
  4. Step 4: Simplify right side
    5,329,353.40x = 19,903,539,066,958.14
  5. Step 5: Solve for x
    x = 19,903,539,066,958.14/5,329,353.40
  6. Step 6: Final answer
    x = 3,734,700.55

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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.