Home / 3,612,709.90-4,985,498.52-2,084,784.22

Finding the Fourth Proportional to 3,612,709.90, 4,985,498.52 and 2,084,784.22

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Solution

The fourth proportional to 3,612,709.90, 4,985,498.52 and 2,084,784.22 is: 2,876,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,709.90 : 4,985,498.52 = 2,084,784.22 : x
  2. Step 2: Convert to fraction form
    3,612,709.90/4,985,498.52 = 2,084,784.22/x
  3. Step 3: Cross multiply
    3,612,709.90x = 4,985,498.52 × 2,084,784.22
  4. Step 4: Simplify right side
    3,612,709.90x = 10,393,688,643,329.35
  5. Step 5: Solve for x
    x = 10,393,688,643,329.35/3,612,709.90
  6. Step 6: Final answer
    x = 2,876,978.48

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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.