Home / 807,954.84-1,114,927.58-445,359.96

Finding the Fourth Proportional to 807,954.84, 1,114,927.58 and 445,359.96

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Solution

The fourth proportional to 807,954.84, 1,114,927.58 and 445,359.96 is: 614,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,954.84 : 1,114,927.58 = 445,359.96 : x
  2. Step 2: Convert to fraction form
    807,954.84/1,114,927.58 = 445,359.96/x
  3. Step 3: Cross multiply
    807,954.84x = 1,114,927.58 × 445,359.96
  4. Step 4: Simplify right side
    807,954.84x = 496,544,102,431.70
  5. Step 5: Solve for x
    x = 496,544,102,431.70/807,954.84
  6. Step 6: Final answer
    x = 614,569.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.