Home / 3,890,509.37-5,834,745.41-1,157,320.36

Finding the Fourth Proportional to 3,890,509.37, 5,834,745.41 and 1,157,320.36

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Solution

The fourth proportional to 3,890,509.37, 5,834,745.41 and 1,157,320.36 is: 1,735,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,509.37 : 5,834,745.41 = 1,157,320.36 : x
  2. Step 2: Convert to fraction form
    3,890,509.37/5,834,745.41 = 1,157,320.36/x
  3. Step 3: Cross multiply
    3,890,509.37x = 5,834,745.41 × 1,157,320.36
  4. Step 4: Simplify right side
    3,890,509.37x = 6,752,669,658,409.55
  5. Step 5: Solve for x
    x = 6,752,669,658,409.55/3,890,509.37
  6. Step 6: Final answer
    x = 1,735,677.52

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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.