Home / 2,718,644.94-4,077,704.16-825,402.78

Finding the Fourth Proportional to 2,718,644.94, 4,077,704.16 and 825,402.78

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Solution

The fourth proportional to 2,718,644.94, 4,077,704.16 and 825,402.78 is: 1,238,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,644.94 : 4,077,704.16 = 825,402.78 : x
  2. Step 2: Convert to fraction form
    2,718,644.94/4,077,704.16 = 825,402.78/x
  3. Step 3: Cross multiply
    2,718,644.94x = 4,077,704.16 × 825,402.78
  4. Step 4: Simplify right side
    2,718,644.94x = 3,365,748,349,681.57
  5. Step 5: Solve for x
    x = 3,365,748,349,681.57/2,718,644.94
  6. Step 6: Final answer
    x = 1,238,024.25

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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.