Home / 1,021,161.26-1,409,190.54-562,266.20

Finding the Fourth Proportional to 1,021,161.26, 1,409,190.54 and 562,266.20

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Solution

The fourth proportional to 1,021,161.26, 1,409,190.54 and 562,266.20 is: 775,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,161.26 : 1,409,190.54 = 562,266.20 : x
  2. Step 2: Convert to fraction form
    1,021,161.26/1,409,190.54 = 562,266.20/x
  3. Step 3: Cross multiply
    1,021,161.26x = 1,409,190.54 × 562,266.20
  4. Step 4: Simplify right side
    1,021,161.26x = 792,340,210,001.75
  5. Step 5: Solve for x
    x = 792,340,210,001.75/1,021,161.26
  6. Step 6: Final answer
    x = 775,920.75

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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.