Home / 1,960,666.45-2,941,002.11-612,835.98

Finding the Fourth Proportional to 1,960,666.45, 2,941,002.11 and 612,835.98

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Solution

The fourth proportional to 1,960,666.45, 2,941,002.11 and 612,835.98 is: 919,254.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,666.45 : 2,941,002.11 = 612,835.98 : x
  2. Step 2: Convert to fraction form
    1,960,666.45/2,941,002.11 = 612,835.98/x
  3. Step 3: Cross multiply
    1,960,666.45x = 2,941,002.11 × 612,835.98
  4. Step 4: Simplify right side
    1,960,666.45x = 1,802,351,910,263.92
  5. Step 5: Solve for x
    x = 1,802,351,910,263.92/1,960,666.45
  6. Step 6: Final answer
    x = 919,254.73

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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.