Home / 2,136,864.84-2,948,872.96-1,169,994.86

Finding the Fourth Proportional to 2,136,864.84, 2,948,872.96 and 1,169,994.86

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Solution

The fourth proportional to 2,136,864.84, 2,948,872.96 and 1,169,994.86 is: 1,614,592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,864.84 : 2,948,872.96 = 1,169,994.86 : x
  2. Step 2: Convert to fraction form
    2,136,864.84/2,948,872.96 = 1,169,994.86/x
  3. Step 3: Cross multiply
    2,136,864.84x = 2,948,872.96 × 1,169,994.86
  4. Step 4: Simplify right side
    2,136,864.84x = 3,450,166,205,992.99
  5. Step 5: Solve for x
    x = 3,450,166,205,992.99/2,136,864.84
  6. Step 6: Final answer
    x = 1,614,592.62

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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.