Home / 1,043,915.20-1,565,872.80-484,043.20

Finding the Fourth Proportional to 1,043,915.20, 1,565,872.80 and 484,043.20

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Solution

The fourth proportional to 1,043,915.20, 1,565,872.80 and 484,043.20 is: 726,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,915.20 : 1,565,872.80 = 484,043.20 : x
  2. Step 2: Convert to fraction form
    1,043,915.20/1,565,872.80 = 484,043.20/x
  3. Step 3: Cross multiply
    1,043,915.20x = 1,565,872.80 × 484,043.20
  4. Step 4: Simplify right side
    1,043,915.20x = 757,950,080,904.96
  5. Step 5: Solve for x
    x = 757,950,080,904.96/1,043,915.20
  6. Step 6: Final answer
    x = 726,064.80

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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.