Home / 881,040.40-1,321,560.60-776,064.40

Finding the Fourth Proportional to 881,040.40, 1,321,560.60 and 776,064.40

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Solution

The fourth proportional to 881,040.40, 1,321,560.60 and 776,064.40 is: 1,164,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,040.40 : 1,321,560.60 = 776,064.40 : x
  2. Step 2: Convert to fraction form
    881,040.40/1,321,560.60 = 776,064.40/x
  3. Step 3: Cross multiply
    881,040.40x = 1,321,560.60 × 776,064.40
  4. Step 4: Simplify right side
    881,040.40x = 1,025,616,134,102.64
  5. Step 5: Solve for x
    x = 1,025,616,134,102.64/881,040.40
  6. Step 6: Final answer
    x = 1,164,096.60

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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.