Home / 1,329,297.62-1,834,421.38-725,685.62

Finding the Fourth Proportional to 1,329,297.62, 1,834,421.38 and 725,685.62

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Solution

The fourth proportional to 1,329,297.62, 1,834,421.38 and 725,685.62 is: 1,001,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,297.62 : 1,834,421.38 = 725,685.62 : x
  2. Step 2: Convert to fraction form
    1,329,297.62/1,834,421.38 = 725,685.62/x
  3. Step 3: Cross multiply
    1,329,297.62x = 1,834,421.38 × 725,685.62
  4. Step 4: Simplify right side
    1,329,297.62x = 1,331,213,205,500.23
  5. Step 5: Solve for x
    x = 1,331,213,205,500.23/1,329,297.62
  6. Step 6: Final answer
    x = 1,001,441.05

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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.