Home / 1,144,523.20-1,578,948.96-691,552

Finding the Fourth Proportional to 1,144,523.20, 1,578,948.96 and 691,552

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Solution

The fourth proportional to 1,144,523.20, 1,578,948.96 and 691,552 is: 954,043.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,523.20 : 1,578,948.96 = 691,552 : x
  2. Step 2: Convert to fraction form
    1,144,523.20/1,578,948.96 = 691,552/x
  3. Step 3: Cross multiply
    1,144,523.20x = 1,578,948.96 × 691,552
  4. Step 4: Simplify right side
    1,144,523.20x = 1,091,925,311,185.92
  5. Step 5: Solve for x
    x = 1,091,925,311,185.92/1,144,523.20
  6. Step 6: Final answer
    x = 954,043.84

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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.