Home / 2,720,590.42-4,083,442.40-1,424,672.97

Finding the Fourth Proportional to 2,720,590.42, 4,083,442.40 and 1,424,672.97

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Solution

The fourth proportional to 2,720,590.42, 4,083,442.40 and 1,424,672.97 is: 2,138,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,590.42 : 4,083,442.40 = 1,424,672.97 : x
  2. Step 2: Convert to fraction form
    2,720,590.42/4,083,442.40 = 1,424,672.97/x
  3. Step 3: Cross multiply
    2,720,590.42x = 4,083,442.40 × 1,424,672.97
  4. Step 4: Simplify right side
    2,720,590.42x = 5,817,570,023,050.07
  5. Step 5: Solve for x
    x = 5,817,570,023,050.07/2,720,590.42
  6. Step 6: Final answer
    x = 2,138,348.35

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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.