Home / 5,418,629.73-8,122,255.02-1,823,148.54

Finding the Fourth Proportional to 5,418,629.73, 8,122,255.02 and 1,823,148.54

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Solution

The fourth proportional to 5,418,629.73, 8,122,255.02 and 1,823,148.54 is: 2,732,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,629.73 : 8,122,255.02 = 1,823,148.54 : x
  2. Step 2: Convert to fraction form
    5,418,629.73/8,122,255.02 = 1,823,148.54/x
  3. Step 3: Cross multiply
    5,418,629.73x = 8,122,255.02 × 1,823,148.54
  4. Step 4: Simplify right side
    5,418,629.73x = 14,808,077,381,220.67
  5. Step 5: Solve for x
    x = 14,808,077,381,220.67/5,418,629.73
  6. Step 6: Final answer
    x = 2,732,808.50

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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.