Home / 1,115,376.86-1,539,229.74-606,079.23

Finding the Fourth Proportional to 1,115,376.86, 1,539,229.74 and 606,079.23

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Solution

The fourth proportional to 1,115,376.86, 1,539,229.74 and 606,079.23 is: 836,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,376.86 : 1,539,229.74 = 606,079.23 : x
  2. Step 2: Convert to fraction form
    1,115,376.86/1,539,229.74 = 606,079.23/x
  3. Step 3: Cross multiply
    1,115,376.86x = 1,539,229.74 × 606,079.23
  4. Step 4: Simplify right side
    1,115,376.86x = 932,895,175,612.30
  5. Step 5: Solve for x
    x = 932,895,175,612.30/1,115,376.86
  6. Step 6: Final answer
    x = 836,394.59

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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.