Home / 3,010,721.29-4,152,905.55-1,786,159.86

Finding the Fourth Proportional to 3,010,721.29, 4,152,905.55 and 1,786,159.86

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Solution

The fourth proportional to 3,010,721.29, 4,152,905.55 and 1,786,159.86 is: 2,463,779.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,721.29 : 4,152,905.55 = 1,786,159.86 : x
  2. Step 2: Convert to fraction form
    3,010,721.29/4,152,905.55 = 1,786,159.86/x
  3. Step 3: Cross multiply
    3,010,721.29x = 4,152,905.55 × 1,786,159.86
  4. Step 4: Simplify right side
    3,010,721.29x = 7,417,753,195,781.22
  5. Step 5: Solve for x
    x = 7,417,753,195,781.22/3,010,721.29
  6. Step 6: Final answer
    x = 2,463,779.43

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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.