Home / 2,912,568.06-4,368,848.30-782,652.22

Finding the Fourth Proportional to 2,912,568.06, 4,368,848.30 and 782,652.22

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Solution

The fourth proportional to 2,912,568.06, 4,368,848.30 and 782,652.22 is: 1,173,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,568.06 : 4,368,848.30 = 782,652.22 : x
  2. Step 2: Convert to fraction form
    2,912,568.06/4,368,848.30 = 782,652.22/x
  3. Step 3: Cross multiply
    2,912,568.06x = 4,368,848.30 × 782,652.22
  4. Step 4: Simplify right side
    2,912,568.06x = 3,419,288,820,838.23
  5. Step 5: Solve for x
    x = 3,419,288,820,838.23/2,912,568.06
  6. Step 6: Final answer
    x = 1,173,977.31

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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.