Home / 907,546.20-1,361,319.30-863,259.45

Finding the Fourth Proportional to 907,546.20, 1,361,319.30 and 863,259.45

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Solution

The fourth proportional to 907,546.20, 1,361,319.30 and 863,259.45 is: 1,294,889.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,546.20 : 1,361,319.30 = 863,259.45 : x
  2. Step 2: Convert to fraction form
    907,546.20/1,361,319.30 = 863,259.45/x
  3. Step 3: Cross multiply
    907,546.20x = 1,361,319.30 × 863,259.45
  4. Step 4: Simplify right side
    907,546.20x = 1,175,171,750,192.39
  5. Step 5: Solve for x
    x = 1,175,171,750,192.39/907,546.20
  6. Step 6: Final answer
    x = 1,294,889.18

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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.