Home / 923,838.49-1,377,218.16-909,279.22

Finding the Fourth Proportional to 923,838.49, 1,377,218.16 and 909,279.22

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Solution

The fourth proportional to 923,838.49, 1,377,218.16 and 909,279.22 is: 1,355,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,838.49 : 1,377,218.16 = 909,279.22 : x
  2. Step 2: Convert to fraction form
    923,838.49/1,377,218.16 = 909,279.22/x
  3. Step 3: Cross multiply
    923,838.49x = 1,377,218.16 × 909,279.22
  4. Step 4: Simplify right side
    923,838.49x = 1,252,275,854,294.64
  5. Step 5: Solve for x
    x = 1,252,275,854,294.64/923,838.49
  6. Step 6: Final answer
    x = 1,355,513.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.