Home / 1,448,909.20-2,171,808.60-550,003.60

Finding the Fourth Proportional to 1,448,909.20, 2,171,808.60 and 550,003.60

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Solution

The fourth proportional to 1,448,909.20, 2,171,808.60 and 550,003.60 is: 824,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,909.20 : 2,171,808.60 = 550,003.60 : x
  2. Step 2: Convert to fraction form
    1,448,909.20/2,171,808.60 = 550,003.60/x
  3. Step 3: Cross multiply
    1,448,909.20x = 2,171,808.60 × 550,003.60
  4. Step 4: Simplify right side
    1,448,909.20x = 1,194,502,548,510.96
  5. Step 5: Solve for x
    x = 1,194,502,548,510.96/1,448,909.20
  6. Step 6: Final answer
    x = 824,415.05

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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.