Home / 4,220,453.68-5,821,012.40-3,632,753.28

Finding the Fourth Proportional to 4,220,453.68, 5,821,012.40 and 3,632,753.28

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Solution

The fourth proportional to 4,220,453.68, 5,821,012.40 and 3,632,753.28 is: 5,010,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,453.68 : 5,821,012.40 = 3,632,753.28 : x
  2. Step 2: Convert to fraction form
    4,220,453.68/5,821,012.40 = 3,632,753.28/x
  3. Step 3: Cross multiply
    4,220,453.68x = 5,821,012.40 × 3,632,753.28
  4. Step 4: Simplify right side
    4,220,453.68x = 21,146,301,889,020.67
  5. Step 5: Solve for x
    x = 21,146,301,889,020.67/4,220,453.68
  6. Step 6: Final answer
    x = 5,010,433.35

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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.