Home / 1,216,986.37-1,826,376.49-577,291.94

Finding the Fourth Proportional to 1,216,986.37, 1,826,376.49 and 577,291.94

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Solution

The fourth proportional to 1,216,986.37, 1,826,376.49 and 577,291.94 is: 866,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,986.37 : 1,826,376.49 = 577,291.94 : x
  2. Step 2: Convert to fraction form
    1,216,986.37/1,826,376.49 = 577,291.94/x
  3. Step 3: Cross multiply
    1,216,986.37x = 1,826,376.49 × 577,291.94
  4. Step 4: Simplify right side
    1,216,986.37x = 1,054,352,435,794.50
  5. Step 5: Solve for x
    x = 1,054,352,435,794.50/1,216,986.37
  6. Step 6: Final answer
    x = 866,363.39

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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.