Home / 1,114,596.53-1,671,367.75-431,803.25

Finding the Fourth Proportional to 1,114,596.53, 1,671,367.75 and 431,803.25

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Solution

The fourth proportional to 1,114,596.53, 1,671,367.75 and 431,803.25 is: 647,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,596.53 : 1,671,367.75 = 431,803.25 : x
  2. Step 2: Convert to fraction form
    1,114,596.53/1,671,367.75 = 431,803.25/x
  3. Step 3: Cross multiply
    1,114,596.53x = 1,671,367.75 × 431,803.25
  4. Step 4: Simplify right side
    1,114,596.53x = 721,702,016,958.84
  5. Step 5: Solve for x
    x = 721,702,016,958.84/1,114,596.53
  6. Step 6: Final answer
    x = 647,500.69

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Double scale
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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.