Home / 1,049,066.20-1,573,596.90-449,638.68

Finding the Fourth Proportional to 1,049,066.20, 1,573,596.90 and 449,638.68

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Solution

The fourth proportional to 1,049,066.20, 1,573,596.90 and 449,638.68 is: 674,456.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,066.20 : 1,573,596.90 = 449,638.68 : x
  2. Step 2: Convert to fraction form
    1,049,066.20/1,573,596.90 = 449,638.68/x
  3. Step 3: Cross multiply
    1,049,066.20x = 1,573,596.90 × 449,638.68
  4. Step 4: Simplify right side
    1,049,066.20x = 707,550,032,968.09
  5. Step 5: Solve for x
    x = 707,550,032,968.09/1,049,066.20
  6. Step 6: Final answer
    x = 674,456.99

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Double scale
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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.