Home / 1,682,254.08-2,321,554.56-918,378.24

Finding the Fourth Proportional to 1,682,254.08, 2,321,554.56 and 918,378.24

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Solution

The fourth proportional to 1,682,254.08, 2,321,554.56 and 918,378.24 is: 1,267,385.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,254.08 : 2,321,554.56 = 918,378.24 : x
  2. Step 2: Convert to fraction form
    1,682,254.08/2,321,554.56 = 918,378.24/x
  3. Step 3: Cross multiply
    1,682,254.08x = 2,321,554.56 × 918,378.24
  4. Step 4: Simplify right side
    1,682,254.08x = 2,132,065,190,876.77
  5. Step 5: Solve for x
    x = 2,132,065,190,876.77/1,682,254.08
  6. Step 6: Final answer
    x = 1,267,385.95

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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.