Home / 1,617,067.20-2,425,892.40-670,533.60

Finding the Fourth Proportional to 1,617,067.20, 2,425,892.40 and 670,533.60

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Solution

The fourth proportional to 1,617,067.20, 2,425,892.40 and 670,533.60 is: 1,005,921.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,067.20 : 2,425,892.40 = 670,533.60 : x
  2. Step 2: Convert to fraction form
    1,617,067.20/2,425,892.40 = 670,533.60/x
  3. Step 3: Cross multiply
    1,617,067.20x = 2,425,892.40 × 670,533.60
  4. Step 4: Simplify right side
    1,617,067.20x = 1,626,642,364,184.64
  5. Step 5: Solve for x
    x = 1,626,642,364,184.64/1,617,067.20
  6. Step 6: Final answer
    x = 1,005,921.31

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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.