Home / 1,603,529.52-2,212,906.48-915,187.52

Finding the Fourth Proportional to 1,603,529.52, 2,212,906.48 and 915,187.52

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Solution

The fourth proportional to 1,603,529.52, 2,212,906.48 and 915,187.52 is: 1,262,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,529.52 : 2,212,906.48 = 915,187.52 : x
  2. Step 2: Convert to fraction form
    1,603,529.52/2,212,906.48 = 915,187.52/x
  3. Step 3: Cross multiply
    1,603,529.52x = 2,212,906.48 × 915,187.52
  4. Step 4: Simplify right side
    1,603,529.52x = 2,025,224,393,423.13
  5. Step 5: Solve for x
    x = 2,025,224,393,423.13/1,603,529.52
  6. Step 6: Final answer
    x = 1,262,979.18

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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.