Home / 1,669,136.97-2,503,678.05-531,883.89

Finding the Fourth Proportional to 1,669,136.97, 2,503,678.05 and 531,883.89

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Solution

The fourth proportional to 1,669,136.97, 2,503,678.05 and 531,883.89 is: 797,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,136.97 : 2,503,678.05 = 531,883.89 : x
  2. Step 2: Convert to fraction form
    1,669,136.97/2,503,678.05 = 531,883.89/x
  3. Step 3: Cross multiply
    1,669,136.97x = 2,503,678.05 × 531,883.89
  4. Step 4: Simplify right side
    1,669,136.97x = 1,331,666,020,541.61
  5. Step 5: Solve for x
    x = 1,331,666,020,541.61/1,669,136.97
  6. Step 6: Final answer
    x = 797,817.10

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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.