Home / 2,936,493.40-4,403,427.90-1,138,779.40

Finding the Fourth Proportional to 2,936,493.40, 4,403,427.90 and 1,138,779.40

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Solution

The fourth proportional to 2,936,493.40, 4,403,427.90 and 1,138,779.40 is: 1,707,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,493.40 : 4,403,427.90 = 1,138,779.40 : x
  2. Step 2: Convert to fraction form
    2,936,493.40/4,403,427.90 = 1,138,779.40/x
  3. Step 3: Cross multiply
    2,936,493.40x = 4,403,427.90 × 1,138,779.40
  4. Step 4: Simplify right side
    2,936,493.40x = 5,014,532,981,905.26
  5. Step 5: Solve for x
    x = 5,014,532,981,905.26/2,936,493.40
  6. Step 6: Final answer
    x = 1,707,660.23

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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.