Home / 2,488,639.34-3,732,956.82-691,521.92

Finding the Fourth Proportional to 2,488,639.34, 3,732,956.82 and 691,521.92

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Solution

The fourth proportional to 2,488,639.34, 3,732,956.82 and 691,521.92 is: 1,037,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,639.34 : 3,732,956.82 = 691,521.92 : x
  2. Step 2: Convert to fraction form
    2,488,639.34/3,732,956.82 = 691,521.92/x
  3. Step 3: Cross multiply
    2,488,639.34x = 3,732,956.82 × 691,521.92
  4. Step 4: Simplify right side
    2,488,639.34x = 2,581,421,467,443.49
  5. Step 5: Solve for x
    x = 2,581,421,467,443.49/2,488,639.34
  6. Step 6: Final answer
    x = 1,037,282.27

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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.