Home / 3,291,816.51-4,540,877.82-1,915,005.24

Finding the Fourth Proportional to 3,291,816.51, 4,540,877.82 and 1,915,005.24

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Solution

The fourth proportional to 3,291,816.51, 4,540,877.82 and 1,915,005.24 is: 2,641,643.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,816.51 : 4,540,877.82 = 1,915,005.24 : x
  2. Step 2: Convert to fraction form
    3,291,816.51/4,540,877.82 = 1,915,005.24/x
  3. Step 3: Cross multiply
    3,291,816.51x = 4,540,877.82 × 1,915,005.24
  4. Step 4: Simplify right side
    3,291,816.51x = 8,695,804,819,499.78
  5. Step 5: Solve for x
    x = 8,695,804,819,499.78/3,291,816.51
  6. Step 6: Final answer
    x = 2,641,643.24

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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.