Home / 884,334.28-1,219,145.58-747,820.54

Finding the Fourth Proportional to 884,334.28, 1,219,145.58 and 747,820.54

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Solution

The fourth proportional to 884,334.28, 1,219,145.58 and 747,820.54 is: 1,030,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,334.28 : 1,219,145.58 = 747,820.54 : x
  2. Step 2: Convert to fraction form
    884,334.28/1,219,145.58 = 747,820.54/x
  3. Step 3: Cross multiply
    884,334.28x = 1,219,145.58 × 747,820.54
  4. Step 4: Simplify right side
    884,334.28x = 911,702,105,974.21
  5. Step 5: Solve for x
    x = 911,702,105,974.21/884,334.28
  6. Step 6: Final answer
    x = 1,030,947.38

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1.5x scale

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.