Home / 1,711,640.56-2,362,137.77-947,694.12

Finding the Fourth Proportional to 1,711,640.56, 2,362,137.77 and 947,694.12

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Solution

The fourth proportional to 1,711,640.56, 2,362,137.77 and 947,694.12 is: 1,307,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,640.56 : 2,362,137.77 = 947,694.12 : x
  2. Step 2: Convert to fraction form
    1,711,640.56/2,362,137.77 = 947,694.12/x
  3. Step 3: Cross multiply
    1,711,640.56x = 2,362,137.77 × 947,694.12
  4. Step 4: Simplify right side
    1,711,640.56x = 2,238,584,075,258.91
  5. Step 5: Solve for x
    x = 2,238,584,075,258.91/1,711,640.56
  6. Step 6: Final answer
    x = 1,307,858.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.