Home / 1,326,152.67-1,989,228.96-484,704.42

Finding the Fourth Proportional to 1,326,152.67, 1,989,228.96 and 484,704.42

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Solution

The fourth proportional to 1,326,152.67, 1,989,228.96 and 484,704.42 is: 727,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,152.67 : 1,989,228.96 = 484,704.42 : x
  2. Step 2: Convert to fraction form
    1,326,152.67/1,989,228.96 = 484,704.42/x
  3. Step 3: Cross multiply
    1,326,152.67x = 1,989,228.96 × 484,704.42
  4. Step 4: Simplify right side
    1,326,152.67x = 964,188,069,304.00
  5. Step 5: Solve for x
    x = 964,188,069,304.00/1,326,152.67
  6. Step 6: Final answer
    x = 727,056.61

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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.