Home / 1,557,174.95-2,334,335.41-545,745.57

Finding the Fourth Proportional to 1,557,174.95, 2,334,335.41 and 545,745.57

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Solution

The fourth proportional to 1,557,174.95, 2,334,335.41 and 545,745.57 is: 818,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,174.95 : 2,334,335.41 = 545,745.57 : x
  2. Step 2: Convert to fraction form
    1,557,174.95/2,334,335.41 = 545,745.57/x
  3. Step 3: Cross multiply
    1,557,174.95x = 2,334,335.41 × 545,745.57
  4. Step 4: Simplify right side
    1,557,174.95x = 1,273,953,209,583.82
  5. Step 5: Solve for x
    x = 1,273,953,209,583.82/1,557,174.95
  6. Step 6: Final answer
    x = 818,118.23

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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.