Home / 3,931,696.54-5,889,026.53-1,905,702.29

Finding the Fourth Proportional to 3,931,696.54, 5,889,026.53 and 1,905,702.29

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Solution

The fourth proportional to 3,931,696.54, 5,889,026.53 and 1,905,702.29 is: 2,854,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,696.54 : 5,889,026.53 = 1,905,702.29 : x
  2. Step 2: Convert to fraction form
    3,931,696.54/5,889,026.53 = 1,905,702.29/x
  3. Step 3: Cross multiply
    3,931,696.54x = 5,889,026.53 × 1,905,702.29
  4. Step 4: Simplify right side
    3,931,696.54x = 11,222,731,317,028.75
  5. Step 5: Solve for x
    x = 11,222,731,317,028.75/3,931,696.54
  6. Step 6: Final answer
    x = 2,854,424.60

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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.