Home / 4,279,628.90-5,906,492.16-2,648,561.60

Finding the Fourth Proportional to 4,279,628.90, 5,906,492.16 and 2,648,561.60

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Solution

The fourth proportional to 4,279,628.90, 5,906,492.16 and 2,648,561.60 is: 3,655,388.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279,628.90 : 5,906,492.16 = 2,648,561.60 : x
  2. Step 2: Convert to fraction form
    4,279,628.90/5,906,492.16 = 2,648,561.60/x
  3. Step 3: Cross multiply
    4,279,628.90x = 5,906,492.16 × 2,648,561.60
  4. Step 4: Simplify right side
    4,279,628.90x = 15,643,708,325,677.06
  5. Step 5: Solve for x
    x = 15,643,708,325,677.06/4,279,628.90
  6. Step 6: Final answer
    x = 3,655,388.98

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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.