Home / 1,915,356.77-2,872,409.97-635,620.46

Finding the Fourth Proportional to 1,915,356.77, 2,872,409.97 and 635,620.46

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Solution

The fourth proportional to 1,915,356.77, 2,872,409.97 and 635,620.46 is: 953,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,356.77 : 2,872,409.97 = 635,620.46 : x
  2. Step 2: Convert to fraction form
    1,915,356.77/2,872,409.97 = 635,620.46/x
  3. Step 3: Cross multiply
    1,915,356.77x = 2,872,409.97 × 635,620.46
  4. Step 4: Simplify right side
    1,915,356.77x = 1,825,762,532,077.94
  5. Step 5: Solve for x
    x = 1,825,762,532,077.94/1,915,356.77
  6. Step 6: Final answer
    x = 953,223.21

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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.