Home / 1,686,826.80-2,530,240.34-488,749.95

Finding the Fourth Proportional to 1,686,826.80, 2,530,240.34 and 488,749.95

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Solution

The fourth proportional to 1,686,826.80, 2,530,240.34 and 488,749.95 is: 733,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,826.80 : 2,530,240.34 = 488,749.95 : x
  2. Step 2: Convert to fraction form
    1,686,826.80/2,530,240.34 = 488,749.95/x
  3. Step 3: Cross multiply
    1,686,826.80x = 2,530,240.34 × 488,749.95
  4. Step 4: Simplify right side
    1,686,826.80x = 1,236,654,837,219.23
  5. Step 5: Solve for x
    x = 1,236,654,837,219.23/1,686,826.80
  6. Step 6: Final answer
    x = 733,124.96

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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.