Home / 2,681,524.80-4,022,384.40-788,457.60

Finding the Fourth Proportional to 2,681,524.80, 4,022,384.40 and 788,457.60

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Solution

The fourth proportional to 2,681,524.80, 4,022,384.40 and 788,457.60 is: 1,182,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,524.80 : 4,022,384.40 = 788,457.60 : x
  2. Step 2: Convert to fraction form
    2,681,524.80/4,022,384.40 = 788,457.60/x
  3. Step 3: Cross multiply
    2,681,524.80x = 4,022,384.40 × 788,457.60
  4. Step 4: Simplify right side
    2,681,524.80x = 3,171,479,550,301.44
  5. Step 5: Solve for x
    x = 3,171,479,550,301.44/2,681,524.80
  6. Step 6: Final answer
    x = 1,182,714.98

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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.