Home / 1,335,015.60-2,002,717.80-436,239.60

Finding the Fourth Proportional to 1,335,015.60, 2,002,717.80 and 436,239.60

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Solution

The fourth proportional to 1,335,015.60, 2,002,717.80 and 436,239.60 is: 654,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,015.60 : 2,002,717.80 = 436,239.60 : x
  2. Step 2: Convert to fraction form
    1,335,015.60/2,002,717.80 = 436,239.60/x
  3. Step 3: Cross multiply
    1,335,015.60x = 2,002,717.80 × 436,239.60
  4. Step 4: Simplify right side
    1,335,015.60x = 873,664,811,984.88
  5. Step 5: Solve for x
    x = 873,664,811,984.88/1,335,015.60
  6. Step 6: Final answer
    x = 654,422.92

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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.