Home / 927,170.16-1,392,886.84-654,244.36

Finding the Fourth Proportional to 927,170.16, 1,392,886.84 and 654,244.36

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Solution

The fourth proportional to 927,170.16, 1,392,886.84 and 654,244.36 is: 982,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,170.16 : 1,392,886.84 = 654,244.36 : x
  2. Step 2: Convert to fraction form
    927,170.16/1,392,886.84 = 654,244.36/x
  3. Step 3: Cross multiply
    927,170.16x = 1,392,886.84 × 654,244.36
  4. Step 4: Simplify right side
    927,170.16x = 911,288,359,188.22
  5. Step 5: Solve for x
    x = 911,288,359,188.22/927,170.16
  6. Step 6: Final answer
    x = 982,870.67

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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.