Home / 3,361,224.79-4,638,882.36-1,911,137.50

Finding the Fourth Proportional to 3,361,224.79, 4,638,882.36 and 1,911,137.50

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Solution

The fourth proportional to 3,361,224.79, 4,638,882.36 and 1,911,137.50 is: 2,637,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,224.79 : 4,638,882.36 = 1,911,137.50 : x
  2. Step 2: Convert to fraction form
    3,361,224.79/4,638,882.36 = 1,911,137.50/x
  3. Step 3: Cross multiply
    3,361,224.79x = 4,638,882.36 × 1,911,137.50
  4. Step 4: Simplify right side
    3,361,224.79x = 8,865,542,036,284.50
  5. Step 5: Solve for x
    x = 8,865,542,036,284.50/3,361,224.79
  6. Step 6: Final answer
    x = 2,637,592.72

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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.