Home / 1,429,556.21-2,144,335.07-897,450.90

Finding the Fourth Proportional to 1,429,556.21, 2,144,335.07 and 897,450.90

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Solution

The fourth proportional to 1,429,556.21, 2,144,335.07 and 897,450.90 is: 1,346,176.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,556.21 : 2,144,335.07 = 897,450.90 : x
  2. Step 2: Convert to fraction form
    1,429,556.21/2,144,335.07 = 897,450.90/x
  3. Step 3: Cross multiply
    1,429,556.21x = 2,144,335.07 × 897,450.90
  4. Step 4: Simplify right side
    1,429,556.21x = 1,924,435,438,473.06
  5. Step 5: Solve for x
    x = 1,924,435,438,473.06/1,429,556.21
  6. Step 6: Final answer
    x = 1,346,176.82

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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.