Home / 1,098,198.27-1,515,339.09-614,783.79

Finding the Fourth Proportional to 1,098,198.27, 1,515,339.09 and 614,783.79

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Solution

The fourth proportional to 1,098,198.27, 1,515,339.09 and 614,783.79 is: 848,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,198.27 : 1,515,339.09 = 614,783.79 : x
  2. Step 2: Convert to fraction form
    1,098,198.27/1,515,339.09 = 614,783.79/x
  3. Step 3: Cross multiply
    1,098,198.27x = 1,515,339.09 × 614,783.79
  4. Step 4: Simplify right side
    1,098,198.27x = 931,605,908,885.35
  5. Step 5: Solve for x
    x = 931,605,908,885.35/1,098,198.27
  6. Step 6: Final answer
    x = 848,303.93

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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.