Home / 1,584,010.40-2,372,905.20-1,080,125.60

Finding the Fourth Proportional to 1,584,010.40, 2,372,905.20 and 1,080,125.60

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Solution

The fourth proportional to 1,584,010.40, 2,372,905.20 and 1,080,125.60 is: 1,618,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,010.40 : 2,372,905.20 = 1,080,125.60 : x
  2. Step 2: Convert to fraction form
    1,584,010.40/2,372,905.20 = 1,080,125.60/x
  3. Step 3: Cross multiply
    1,584,010.40x = 2,372,905.20 × 1,080,125.60
  4. Step 4: Simplify right side
    1,584,010.40x = 2,563,035,652,893.12
  5. Step 5: Solve for x
    x = 2,563,035,652,893.12/1,584,010.40
  6. Step 6: Final answer
    x = 1,618,067.44

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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.