Home / 4,123,779.69-5,690,542.50-2,288,121.60

Finding the Fourth Proportional to 4,123,779.69, 5,690,542.50 and 2,288,121.60

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Solution

The fourth proportional to 4,123,779.69, 5,690,542.50 and 2,288,121.60 is: 3,157,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123,779.69 : 5,690,542.50 = 2,288,121.60 : x
  2. Step 2: Convert to fraction form
    4,123,779.69/5,690,542.50 = 2,288,121.60/x
  3. Step 3: Cross multiply
    4,123,779.69x = 5,690,542.50 × 2,288,121.60
  4. Step 4: Simplify right side
    4,123,779.69x = 13,020,653,209,968
  5. Step 5: Solve for x
    x = 13,020,653,209,968/4,123,779.69
  6. Step 6: Final answer
    x = 3,157,456.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.