Home / 1,115,939.52-1,540,005.48-606,640.68

Finding the Fourth Proportional to 1,115,939.52, 1,540,005.48 and 606,640.68

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Solution

The fourth proportional to 1,115,939.52, 1,540,005.48 and 606,640.68 is: 837,169.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,939.52 : 1,540,005.48 = 606,640.68 : x
  2. Step 2: Convert to fraction form
    1,115,939.52/1,540,005.48 = 606,640.68/x
  3. Step 3: Cross multiply
    1,115,939.52x = 1,540,005.48 × 606,640.68
  4. Step 4: Simplify right side
    1,115,939.52x = 934,229,971,590.93
  5. Step 5: Solve for x
    x = 934,229,971,590.93/1,115,939.52
  6. Step 6: Final answer
    x = 837,169.00

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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.