Home / 1,179,100.13-1,626,696.28-725,603.81

Finding the Fourth Proportional to 1,179,100.13, 1,626,696.28 and 725,603.81

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Solution

The fourth proportional to 1,179,100.13, 1,626,696.28 and 725,603.81 is: 1,001,049.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,100.13 : 1,626,696.28 = 725,603.81 : x
  2. Step 2: Convert to fraction form
    1,179,100.13/1,626,696.28 = 725,603.81/x
  3. Step 3: Cross multiply
    1,179,100.13x = 1,626,696.28 × 725,603.81
  4. Step 4: Simplify right side
    1,179,100.13x = 1,180,337,018,480.83
  5. Step 5: Solve for x
    x = 1,180,337,018,480.83/1,179,100.13
  6. Step 6: Final answer
    x = 1,001,049.01

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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.