Home / 3,937,208.58-5,905,058.22-1,661,985

Finding the Fourth Proportional to 3,937,208.58, 5,905,058.22 and 1,661,985

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Solution

The fourth proportional to 3,937,208.58, 5,905,058.22 and 1,661,985 is: 2,492,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,208.58 : 5,905,058.22 = 1,661,985 : x
  2. Step 2: Convert to fraction form
    3,937,208.58/5,905,058.22 = 1,661,985/x
  3. Step 3: Cross multiply
    3,937,208.58x = 5,905,058.22 × 1,661,985
  4. Step 4: Simplify right side
    3,937,208.58x = 9,814,118,185,766.70
  5. Step 5: Solve for x
    x = 9,814,118,185,766.70/3,937,208.58
  6. Step 6: Final answer
    x = 2,492,658.95

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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.