Home / 2,081,354.86-2,873,155.06-1,265,820.49

Finding the Fourth Proportional to 2,081,354.86, 2,873,155.06 and 1,265,820.49

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Solution

The fourth proportional to 2,081,354.86, 2,873,155.06 and 1,265,820.49 is: 1,747,370.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,354.86 : 2,873,155.06 = 1,265,820.49 : x
  2. Step 2: Convert to fraction form
    2,081,354.86/2,873,155.06 = 1,265,820.49/x
  3. Step 3: Cross multiply
    2,081,354.86x = 2,873,155.06 × 1,265,820.49
  4. Step 4: Simplify right side
    2,081,354.86x = 3,636,898,545,895.18
  5. Step 5: Solve for x
    x = 3,636,898,545,895.18/2,081,354.86
  6. Step 6: Final answer
    x = 1,747,370.72

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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.