Home / 5,192,401.86-7,788,934.93-1,997,528.03

Finding the Fourth Proportional to 5,192,401.86, 7,788,934.93 and 1,997,528.03

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Solution

The fourth proportional to 5,192,401.86, 7,788,934.93 and 1,997,528.03 is: 2,996,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,401.86 : 7,788,934.93 = 1,997,528.03 : x
  2. Step 2: Convert to fraction form
    5,192,401.86/7,788,934.93 = 1,997,528.03/x
  3. Step 3: Cross multiply
    5,192,401.86x = 7,788,934.93 × 1,997,528.03
  4. Step 4: Simplify right side
    5,192,401.86x = 15,558,615,846,521.09
  5. Step 5: Solve for x
    x = 15,558,615,846,521.09/5,192,401.86
  6. Step 6: Final answer
    x = 2,996,419.82

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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.