Home / 2,172,228.48-3,260,726.40-1,725,818.88

Finding the Fourth Proportional to 2,172,228.48, 3,260,726.40 and 1,725,818.88

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Solution

The fourth proportional to 2,172,228.48, 3,260,726.40 and 1,725,818.88 is: 2,590,622.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,228.48 : 3,260,726.40 = 1,725,818.88 : x
  2. Step 2: Convert to fraction form
    2,172,228.48/3,260,726.40 = 1,725,818.88/x
  3. Step 3: Cross multiply
    2,172,228.48x = 3,260,726.40 × 1,725,818.88
  4. Step 4: Simplify right side
    2,172,228.48x = 5,627,423,183,634.43
  5. Step 5: Solve for x
    x = 5,627,423,183,634.43/2,172,228.48
  6. Step 6: Final answer
    x = 2,590,622.14

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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.