Home / 2,579,276.07-3,865,247.73-1,900,015.74

Finding the Fourth Proportional to 2,579,276.07, 3,865,247.73 and 1,900,015.74

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Solution

The fourth proportional to 2,579,276.07, 3,865,247.73 and 1,900,015.74 is: 2,847,322.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,276.07 : 3,865,247.73 = 1,900,015.74 : x
  2. Step 2: Convert to fraction form
    2,579,276.07/3,865,247.73 = 1,900,015.74/x
  3. Step 3: Cross multiply
    2,579,276.07x = 3,865,247.73 × 1,900,015.74
  4. Step 4: Simplify right side
    2,579,276.07x = 7,344,031,525,999.27
  5. Step 5: Solve for x
    x = 7,344,031,525,999.27/2,579,276.07
  6. Step 6: Final answer
    x = 2,847,322.79

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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.