Home / 2,121,123-2,927,150.22-1,167,267

Finding the Fourth Proportional to 2,121,123, 2,927,150.22 and 1,167,267

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Solution

The fourth proportional to 2,121,123, 2,927,150.22 and 1,167,267 is: 1,610,828.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,123 : 2,927,150.22 = 1,167,267 : x
  2. Step 2: Convert to fraction form
    2,121,123/2,927,150.22 = 1,167,267/x
  3. Step 3: Cross multiply
    2,121,123x = 2,927,150.22 × 1,167,267
  4. Step 4: Simplify right side
    2,121,123x = 3,416,765,855,848.74
  5. Step 5: Solve for x
    x = 3,416,765,855,848.74/2,121,123
  6. Step 6: Final answer
    x = 1,610,828.72

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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.