Home / 1,947,059.40-2,920,523.49-881,356.17

Finding the Fourth Proportional to 1,947,059.40, 2,920,523.49 and 881,356.17

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Solution

The fourth proportional to 1,947,059.40, 2,920,523.49 and 881,356.17 is: 1,322,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,059.40 : 2,920,523.49 = 881,356.17 : x
  2. Step 2: Convert to fraction form
    1,947,059.40/2,920,523.49 = 881,356.17/x
  3. Step 3: Cross multiply
    1,947,059.40x = 2,920,523.49 × 881,356.17
  4. Step 4: Simplify right side
    1,947,059.40x = 2,574,021,397,541.43
  5. Step 5: Solve for x
    x = 2,574,021,397,541.43/1,947,059.40
  6. Step 6: Final answer
    x = 1,322,004.56

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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.