Home / 1,115,376.24-1,539,228.89-606,078.61

Finding the Fourth Proportional to 1,115,376.24, 1,539,228.89 and 606,078.61

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Solution

The fourth proportional to 1,115,376.24, 1,539,228.89 and 606,078.61 is: 836,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,376.24 : 1,539,228.89 = 606,078.61 : x
  2. Step 2: Convert to fraction form
    1,115,376.24/1,539,228.89 = 606,078.61/x
  3. Step 3: Cross multiply
    1,115,376.24x = 1,539,228.89 × 606,078.61
  4. Step 4: Simplify right side
    1,115,376.24x = 932,893,706,123.04
  5. Step 5: Solve for x
    x = 932,893,706,123.04/1,115,376.24
  6. Step 6: Final answer
    x = 836,393.74

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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.