Home / 1,604,987.46-2,214,910.17-879,788.79

Finding the Fourth Proportional to 1,604,987.46, 2,214,910.17 and 879,788.79

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Solution

The fourth proportional to 1,604,987.46, 2,214,910.17 and 879,788.79 is: 1,214,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,987.46 : 2,214,910.17 = 879,788.79 : x
  2. Step 2: Convert to fraction form
    1,604,987.46/2,214,910.17 = 879,788.79/x
  3. Step 3: Cross multiply
    1,604,987.46x = 2,214,910.17 × 879,788.79
  4. Step 4: Simplify right side
    1,604,987.46x = 1,948,653,138,422.99
  5. Step 5: Solve for x
    x = 1,948,653,138,422.99/1,604,987.46
  6. Step 6: Final answer
    x = 1,214,123.59

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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.