Home / 5,228,435.20-7,842,659.28-1,634,220.60

Finding the Fourth Proportional to 5,228,435.20, 7,842,659.28 and 1,634,220.60

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Solution

The fourth proportional to 5,228,435.20, 7,842,659.28 and 1,634,220.60 is: 2,451,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,435.20 : 7,842,659.28 = 1,634,220.60 : x
  2. Step 2: Convert to fraction form
    5,228,435.20/7,842,659.28 = 1,634,220.60/x
  3. Step 3: Cross multiply
    5,228,435.20x = 7,842,659.28 × 1,634,220.60
  4. Step 4: Simplify right side
    5,228,435.20x = 12,816,635,354,157.17
  5. Step 5: Solve for x
    x = 12,816,635,354,157.17/5,228,435.20
  6. Step 6: Final answer
    x = 2,451,332.93

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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.