Home / 1,365,642.40-2,048,463.60-940,489.60

Finding the Fourth Proportional to 1,365,642.40, 2,048,463.60 and 940,489.60

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Solution

The fourth proportional to 1,365,642.40, 2,048,463.60 and 940,489.60 is: 1,410,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,642.40 : 2,048,463.60 = 940,489.60 : x
  2. Step 2: Convert to fraction form
    1,365,642.40/2,048,463.60 = 940,489.60/x
  3. Step 3: Cross multiply
    1,365,642.40x = 2,048,463.60 × 940,489.60
  4. Step 4: Simplify right side
    1,365,642.40x = 1,926,558,711,778.56
  5. Step 5: Solve for x
    x = 1,926,558,711,778.56/1,365,642.40
  6. Step 6: Final answer
    x = 1,410,734.40

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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.