Home / 1,760,774.36-2,640,392.38-623,158.60

Finding the Fourth Proportional to 1,760,774.36, 2,640,392.38 and 623,158.60

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Solution

The fourth proportional to 1,760,774.36, 2,640,392.38 and 623,158.60 is: 934,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,774.36 : 2,640,392.38 = 623,158.60 : x
  2. Step 2: Convert to fraction form
    1,760,774.36/2,640,392.38 = 623,158.60/x
  3. Step 3: Cross multiply
    1,760,774.36x = 2,640,392.38 × 623,158.60
  4. Step 4: Simplify right side
    1,760,774.36x = 1,645,383,218,971.47
  5. Step 5: Solve for x
    x = 1,645,383,218,971.47/1,760,774.36
  6. Step 6: Final answer
    x = 934,465.69

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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.