Home / 5,189,259.20-7,785,173.58-1,545,972.80

Finding the Fourth Proportional to 5,189,259.20, 7,785,173.58 and 1,545,972.80

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Solution

The fourth proportional to 5,189,259.20, 7,785,173.58 and 1,545,972.80 is: 2,319,341.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,259.20 : 7,785,173.58 = 1,545,972.80 : x
  2. Step 2: Convert to fraction form
    5,189,259.20/7,785,173.58 = 1,545,972.80/x
  3. Step 3: Cross multiply
    5,189,259.20x = 7,785,173.58 × 1,545,972.80
  4. Step 4: Simplify right side
    5,189,259.20x = 12,035,666,597,958.62
  5. Step 5: Solve for x
    x = 12,035,666,597,958.62/5,189,259.20
  6. Step 6: Final answer
    x = 2,319,341.96

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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.