Home / 1,120,388.46-1,546,157.08-611,109.06

Finding the Fourth Proportional to 1,120,388.46, 1,546,157.08 and 611,109.06

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Solution

The fourth proportional to 1,120,388.46, 1,546,157.08 and 611,109.06 is: 843,341.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,388.46 : 1,546,157.08 = 611,109.06 : x
  2. Step 2: Convert to fraction form
    1,120,388.46/1,546,157.08 = 611,109.06/x
  3. Step 3: Cross multiply
    1,120,388.46x = 1,546,157.08 × 611,109.06
  4. Step 4: Simplify right side
    1,120,388.46x = 944,870,599,771.15
  5. Step 5: Solve for x
    x = 944,870,599,771.15/1,120,388.46
  6. Step 6: Final answer
    x = 843,341.96

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Double scale
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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.