Home / 1,049,695.88-1,574,533.44-480,915.60

Finding the Fourth Proportional to 1,049,695.88, 1,574,533.44 and 480,915.60

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Solution

The fourth proportional to 1,049,695.88, 1,574,533.44 and 480,915.60 is: 721,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,695.88 : 1,574,533.44 = 480,915.60 : x
  2. Step 2: Convert to fraction form
    1,049,695.88/1,574,533.44 = 480,915.60/x
  3. Step 3: Cross multiply
    1,049,695.88x = 1,574,533.44 × 480,915.60
  4. Step 4: Simplify right side
    1,049,695.88x = 757,217,694,017.66
  5. Step 5: Solve for x
    x = 757,217,694,017.66/1,049,695.88
  6. Step 6: Final answer
    x = 721,368.64

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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.