Home / 3,312,992.40-4,968,808.20-916,234.80

Finding the Fourth Proportional to 3,312,992.40, 4,968,808.20 and 916,234.80

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Solution

The fourth proportional to 3,312,992.40, 4,968,808.20 and 916,234.80 is: 1,374,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,992.40 : 4,968,808.20 = 916,234.80 : x
  2. Step 2: Convert to fraction form
    3,312,992.40/4,968,808.20 = 916,234.80/x
  3. Step 3: Cross multiply
    3,312,992.40x = 4,968,808.20 × 916,234.80
  4. Step 4: Simplify right side
    3,312,992.40x = 4,552,594,987,365.36
  5. Step 5: Solve for x
    x = 4,552,594,987,365.36/3,312,992.40
  6. Step 6: Final answer
    x = 1,374,164.03

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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.