Home / 1,609,296.60-2,410,008.30-766,864.20

Finding the Fourth Proportional to 1,609,296.60, 2,410,008.30 and 766,864.20

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Solution

The fourth proportional to 1,609,296.60, 2,410,008.30 and 766,864.20 is: 1,148,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,296.60 : 2,410,008.30 = 766,864.20 : x
  2. Step 2: Convert to fraction form
    1,609,296.60/2,410,008.30 = 766,864.20/x
  3. Step 3: Cross multiply
    1,609,296.60x = 2,410,008.30 × 766,864.20
  4. Step 4: Simplify right side
    1,609,296.60x = 1,848,149,086,972.86
  5. Step 5: Solve for x
    x = 1,848,149,086,972.86/1,609,296.60
  6. Step 6: Final answer
    x = 1,148,420.43

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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.