Home / 1,777,420.08-2,666,406.60-579,063.42

Finding the Fourth Proportional to 1,777,420.08, 2,666,406.60 and 579,063.42

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Solution

The fourth proportional to 1,777,420.08, 2,666,406.60 and 579,063.42 is: 868,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,420.08 : 2,666,406.60 = 579,063.42 : x
  2. Step 2: Convert to fraction form
    1,777,420.08/2,666,406.60 = 579,063.42/x
  3. Step 3: Cross multiply
    1,777,420.08x = 2,666,406.60 × 579,063.42
  4. Step 4: Simplify right side
    1,777,420.08x = 1,544,018,524,906.57
  5. Step 5: Solve for x
    x = 1,544,018,524,906.57/1,777,420.08
  6. Step 6: Final answer
    x = 868,685.20

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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.