Home / 1,115,423.44-1,539,253.32-606,108.88

Finding the Fourth Proportional to 1,115,423.44, 1,539,253.32 and 606,108.88

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Solution

The fourth proportional to 1,115,423.44, 1,539,253.32 and 606,108.88 is: 836,413.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,423.44 : 1,539,253.32 = 606,108.88 : x
  2. Step 2: Convert to fraction form
    1,115,423.44/1,539,253.32 = 606,108.88/x
  3. Step 3: Cross multiply
    1,115,423.44x = 1,539,253.32 × 606,108.88
  4. Step 4: Simplify right side
    1,115,423.44x = 932,955,105,821.48
  5. Step 5: Solve for x
    x = 932,955,105,821.48/1,115,423.44
  6. Step 6: Final answer
    x = 836,413.39

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Double scale
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1.5x scale

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.