Home / 1,100,058.14-1,518,150.36-616,623.38

Finding the Fourth Proportional to 1,100,058.14, 1,518,150.36 and 616,623.38

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Solution

The fourth proportional to 1,100,058.14, 1,518,150.36 and 616,623.38 is: 850,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,058.14 : 1,518,150.36 = 616,623.38 : x
  2. Step 2: Convert to fraction form
    1,100,058.14/1,518,150.36 = 616,623.38/x
  3. Step 3: Cross multiply
    1,100,058.14x = 1,518,150.36 × 616,623.38
  4. Step 4: Simplify right side
    1,100,058.14x = 936,127,006,331.42
  5. Step 5: Solve for x
    x = 936,127,006,331.42/1,100,058.14
  6. Step 6: Final answer
    x = 850,979.57

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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.