Home / 1,091,136.47-1,636,704.73-332,981.89

Finding the Fourth Proportional to 1,091,136.47, 1,636,704.73 and 332,981.89

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Solution

The fourth proportional to 1,091,136.47, 1,636,704.73 and 332,981.89 is: 499,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,136.47 : 1,636,704.73 = 332,981.89 : x
  2. Step 2: Convert to fraction form
    1,091,136.47/1,636,704.73 = 332,981.89/x
  3. Step 3: Cross multiply
    1,091,136.47x = 1,636,704.73 × 332,981.89
  4. Step 4: Simplify right side
    1,091,136.47x = 544,993,030,691.81
  5. Step 5: Solve for x
    x = 544,993,030,691.81/1,091,136.47
  6. Step 6: Final answer
    x = 499,472.84

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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.