Home / 1,329,868.72-1,997,755.53-824,802.94

Finding the Fourth Proportional to 1,329,868.72, 1,997,755.53 and 824,802.94

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Solution

The fourth proportional to 1,329,868.72, 1,997,755.53 and 824,802.94 is: 1,239,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,868.72 : 1,997,755.53 = 824,802.94 : x
  2. Step 2: Convert to fraction form
    1,329,868.72/1,997,755.53 = 824,802.94/x
  3. Step 3: Cross multiply
    1,329,868.72x = 1,997,755.53 × 824,802.94
  4. Step 4: Simplify right side
    1,329,868.72x = 1,647,754,634,545.26
  5. Step 5: Solve for x
    x = 1,647,754,634,545.26/1,329,868.72
  6. Step 6: Final answer
    x = 1,239,035.56

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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.