Home / 1,843,986.39-2,760,763.56-977,446.86

Finding the Fourth Proportional to 1,843,986.39, 2,760,763.56 and 977,446.86

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Solution

The fourth proportional to 1,843,986.39, 2,760,763.56 and 977,446.86 is: 1,463,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,986.39 : 2,760,763.56 = 977,446.86 : x
  2. Step 2: Convert to fraction form
    1,843,986.39/2,760,763.56 = 977,446.86/x
  3. Step 3: Cross multiply
    1,843,986.39x = 2,760,763.56 × 977,446.86
  4. Step 4: Simplify right side
    1,843,986.39x = 2,698,499,672,924.42
  5. Step 5: Solve for x
    x = 2,698,499,672,924.42/1,843,986.39
  6. Step 6: Final answer
    x = 1,463,405.42

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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.