Home / 1,216,642.75-1,825,497.61-577,408.16

Finding the Fourth Proportional to 1,216,642.75, 1,825,497.61 and 577,408.16

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Solution

The fourth proportional to 1,216,642.75, 1,825,497.61 and 577,408.16 is: 866,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,642.75 : 1,825,497.61 = 577,408.16 : x
  2. Step 2: Convert to fraction form
    1,216,642.75/1,825,497.61 = 577,408.16/x
  3. Step 3: Cross multiply
    1,216,642.75x = 1,825,497.61 × 577,408.16
  4. Step 4: Simplify right side
    1,216,642.75x = 1,054,057,219,194.72
  5. Step 5: Solve for x
    x = 1,054,057,219,194.72/1,216,642.75
  6. Step 6: Final answer
    x = 866,365.43

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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.