Home / 5,263,799.38-7,896,451.32-1,620,836.93

Finding the Fourth Proportional to 5,263,799.38, 7,896,451.32 and 1,620,836.93

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Solution

The fourth proportional to 5,263,799.38, 7,896,451.32 and 1,620,836.93 is: 2,431,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263,799.38 : 7,896,451.32 = 1,620,836.93 : x
  2. Step 2: Convert to fraction form
    5,263,799.38/7,896,451.32 = 1,620,836.93/x
  3. Step 3: Cross multiply
    5,263,799.38x = 7,896,451.32 × 1,620,836.93
  4. Step 4: Simplify right side
    5,263,799.38x = 12,798,859,935,144.38
  5. Step 5: Solve for x
    x = 12,798,859,935,144.38/5,263,799.38
  6. Step 6: Final answer
    x = 2,431,487.03

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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.