Home / 1,343,739.12-2,015,596.08-544,830.78

Finding the Fourth Proportional to 1,343,739.12, 2,015,596.08 and 544,830.78

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Solution

The fourth proportional to 1,343,739.12, 2,015,596.08 and 544,830.78 is: 817,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,739.12 : 2,015,596.08 = 544,830.78 : x
  2. Step 2: Convert to fraction form
    1,343,739.12/2,015,596.08 = 544,830.78/x
  3. Step 3: Cross multiply
    1,343,739.12x = 2,015,596.08 × 544,830.78
  4. Step 4: Simplify right side
    1,343,739.12x = 1,098,158,784,431.34
  5. Step 5: Solve for x
    x = 1,098,158,784,431.34/1,343,739.12
  6. Step 6: Final answer
    x = 817,241.06

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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.