Home / 5,257,790.78-7,887,827.04-1,614,533.08

Finding the Fourth Proportional to 5,257,790.78, 7,887,827.04 and 1,614,533.08

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Solution

The fourth proportional to 5,257,790.78, 7,887,827.04 and 1,614,533.08 is: 2,422,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,790.78 : 7,887,827.04 = 1,614,533.08 : x
  2. Step 2: Convert to fraction form
    5,257,790.78/7,887,827.04 = 1,614,533.08/x
  3. Step 3: Cross multiply
    5,257,790.78x = 7,887,827.04 × 1,614,533.08
  4. Step 4: Simplify right side
    5,257,790.78x = 12,735,157,685,398.48
  5. Step 5: Solve for x
    x = 12,735,157,685,398.48/5,257,790.78
  6. Step 6: Final answer
    x = 2,422,149.95

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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.