Home / 926,784.40-1,392,250.20-888,998.80

Finding the Fourth Proportional to 926,784.40, 1,392,250.20 and 888,998.80

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Solution

The fourth proportional to 926,784.40, 1,392,250.20 and 888,998.80 is: 1,335,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,784.40 : 1,392,250.20 = 888,998.80 : x
  2. Step 2: Convert to fraction form
    926,784.40/1,392,250.20 = 888,998.80/x
  3. Step 3: Cross multiply
    926,784.40x = 1,392,250.20 × 888,998.80
  4. Step 4: Simplify right side
    926,784.40x = 1,237,708,757,099.76
  5. Step 5: Solve for x
    x = 1,237,708,757,099.76/926,784.40
  6. Step 6: Final answer
    x = 1,335,487.26

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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.