Home / 1,049,519.60-1,448,295.36-619,937.72

Finding the Fourth Proportional to 1,049,519.60, 1,448,295.36 and 619,937.72

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Solution

The fourth proportional to 1,049,519.60, 1,448,295.36 and 619,937.72 is: 855,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,519.60 : 1,448,295.36 = 619,937.72 : x
  2. Step 2: Convert to fraction form
    1,049,519.60/1,448,295.36 = 619,937.72/x
  3. Step 3: Cross multiply
    1,049,519.60x = 1,448,295.36 × 619,937.72
  4. Step 4: Simplify right side
    1,049,519.60x = 897,852,923,364.98
  5. Step 5: Solve for x
    x = 897,852,923,364.98/1,049,519.60
  6. Step 6: Final answer
    x = 855,489.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.