Home / 1,115,990.52-1,540,001.52-606,688.44

Finding the Fourth Proportional to 1,115,990.52, 1,540,001.52 and 606,688.44

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Solution

The fourth proportional to 1,115,990.52, 1,540,001.52 and 606,688.44 is: 837,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,990.52 : 1,540,001.52 = 606,688.44 : x
  2. Step 2: Convert to fraction form
    1,115,990.52/1,540,001.52 = 606,688.44/x
  3. Step 3: Cross multiply
    1,115,990.52x = 1,540,001.52 × 606,688.44
  4. Step 4: Simplify right side
    1,115,990.52x = 934,301,119,766.43
  5. Step 5: Solve for x
    x = 934,301,119,766.43/1,115,990.52
  6. Step 6: Final answer
    x = 837,194.49

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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.