Home / 3,931,696.91-5,889,027.09-1,905,702.66

Finding the Fourth Proportional to 3,931,696.91, 5,889,027.09 and 1,905,702.66

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Solution

The fourth proportional to 3,931,696.91, 5,889,027.09 and 1,905,702.66 is: 2,854,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,696.91 : 5,889,027.09 = 1,905,702.66 : x
  2. Step 2: Convert to fraction form
    3,931,696.91/5,889,027.09 = 1,905,702.66/x
  3. Step 3: Cross multiply
    3,931,696.91x = 5,889,027.09 × 1,905,702.66
  4. Step 4: Simplify right side
    3,931,696.91x = 11,222,734,590,225.06
  5. Step 5: Solve for x
    x = 11,222,734,590,225.06/3,931,696.91
  6. Step 6: Final answer
    x = 2,854,425.16

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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.