Home / 4,759,564.60-7,128,849.30-2,862,998.20

Finding the Fourth Proportional to 4,759,564.60, 7,128,849.30 and 2,862,998.20

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Solution

The fourth proportional to 4,759,564.60, 7,128,849.30 and 2,862,998.20 is: 4,288,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759,564.60 : 7,128,849.30 = 2,862,998.20 : x
  2. Step 2: Convert to fraction form
    4,759,564.60/7,128,849.30 = 2,862,998.20/x
  3. Step 3: Cross multiply
    4,759,564.60x = 7,128,849.30 × 2,862,998.20
  4. Step 4: Simplify right side
    4,759,564.60x = 20,409,882,713,971.26
  5. Step 5: Solve for x
    x = 20,409,882,713,971.26/4,759,564.60
  6. Step 6: Final answer
    x = 4,288,182.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.