Home / 1,557,777.80-2,336,493.90-435,960.20

Finding the Fourth Proportional to 1,557,777.80, 2,336,493.90 and 435,960.20

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Solution

The fourth proportional to 1,557,777.80, 2,336,493.90 and 435,960.20 is: 653,891.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,777.80 : 2,336,493.90 = 435,960.20 : x
  2. Step 2: Convert to fraction form
    1,557,777.80/2,336,493.90 = 435,960.20/x
  3. Step 3: Cross multiply
    1,557,777.80x = 2,336,493.90 × 435,960.20
  4. Step 4: Simplify right side
    1,557,777.80x = 1,018,618,347,942.78
  5. Step 5: Solve for x
    x = 1,018,618,347,942.78/1,557,777.80
  6. Step 6: Final answer
    x = 653,891.94

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1.5x scale

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.