Home / 1,711,640.88-2,362,138.16-947,694.40

Finding the Fourth Proportional to 1,711,640.88, 2,362,138.16 and 947,694.40

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Solution

The fourth proportional to 1,711,640.88, 2,362,138.16 and 947,694.40 is: 1,307,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,640.88 : 2,362,138.16 = 947,694.40 : x
  2. Step 2: Convert to fraction form
    1,711,640.88/2,362,138.16 = 947,694.40/x
  3. Step 3: Cross multiply
    1,711,640.88x = 2,362,138.16 × 947,694.40
  4. Step 4: Simplify right side
    1,711,640.88x = 2,238,585,106,258.30
  5. Step 5: Solve for x
    x = 2,238,585,106,258.30/1,711,640.88
  6. Step 6: Final answer
    x = 1,307,859.10

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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.