Home / 1,369,203.60-2,053,999.80-422,475.60

Finding the Fourth Proportional to 1,369,203.60, 2,053,999.80 and 422,475.60

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Solution

The fourth proportional to 1,369,203.60, 2,053,999.80 and 422,475.60 is: 633,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,203.60 : 2,053,999.80 = 422,475.60 : x
  2. Step 2: Convert to fraction form
    1,369,203.60/2,053,999.80 = 422,475.60/x
  3. Step 3: Cross multiply
    1,369,203.60x = 2,053,999.80 × 422,475.60
  4. Step 4: Simplify right side
    1,369,203.60x = 867,764,797,904.88
  5. Step 5: Solve for x
    x = 867,764,797,904.88/1,369,203.60
  6. Step 6: Final answer
    x = 633,773.38

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1.5x scale

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.