Home / 2,779,357.80-4,170,419.10-1,096,516.20

Finding the Fourth Proportional to 2,779,357.80, 4,170,419.10 and 1,096,516.20

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Solution

The fourth proportional to 2,779,357.80, 4,170,419.10 and 1,096,516.20 is: 1,645,319.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,357.80 : 4,170,419.10 = 1,096,516.20 : x
  2. Step 2: Convert to fraction form
    2,779,357.80/4,170,419.10 = 1,096,516.20/x
  3. Step 3: Cross multiply
    2,779,357.80x = 4,170,419.10 × 1,096,516.20
  4. Step 4: Simplify right side
    2,779,357.80x = 4,572,932,103,939.42
  5. Step 5: Solve for x
    x = 4,572,932,103,939.42/2,779,357.80
  6. Step 6: Final answer
    x = 1,645,319.69

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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.