Home / 1,119,319.54-1,544,666.28-635,911.21

Finding the Fourth Proportional to 1,119,319.54, 1,544,666.28 and 635,911.21

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Solution

The fourth proportional to 1,119,319.54, 1,544,666.28 and 635,911.21 is: 877,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,319.54 : 1,544,666.28 = 635,911.21 : x
  2. Step 2: Convert to fraction form
    1,119,319.54/1,544,666.28 = 635,911.21/x
  3. Step 3: Cross multiply
    1,119,319.54x = 1,544,666.28 × 635,911.21
  4. Step 4: Simplify right side
    1,119,319.54x = 982,270,603,161.00
  5. Step 5: Solve for x
    x = 982,270,603,161.00/1,119,319.54
  6. Step 6: Final answer
    x = 877,560.49

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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.