Home / 2,739,419.60-4,109,129.40-1,246,427.60

Finding the Fourth Proportional to 2,739,419.60, 4,109,129.40 and 1,246,427.60

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Solution

The fourth proportional to 2,739,419.60, 4,109,129.40 and 1,246,427.60 is: 1,869,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,419.60 : 4,109,129.40 = 1,246,427.60 : x
  2. Step 2: Convert to fraction form
    2,739,419.60/4,109,129.40 = 1,246,427.60/x
  3. Step 3: Cross multiply
    2,739,419.60x = 4,109,129.40 × 1,246,427.60
  4. Step 4: Simplify right side
    2,739,419.60x = 5,121,732,296,131.44
  5. Step 5: Solve for x
    x = 5,121,732,296,131.44/2,739,419.60
  6. Step 6: Final answer
    x = 1,869,641.40

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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.