Home / 1,776,310.60-2,663,153.70-764,604.40

Finding the Fourth Proportional to 1,776,310.60, 2,663,153.70 and 764,604.40

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Solution

The fourth proportional to 1,776,310.60, 2,663,153.70 and 764,604.40 is: 1,146,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,310.60 : 2,663,153.70 = 764,604.40 : x
  2. Step 2: Convert to fraction form
    1,776,310.60/2,663,153.70 = 764,604.40/x
  3. Step 3: Cross multiply
    1,776,310.60x = 2,663,153.70 × 764,604.40
  4. Step 4: Simplify right side
    1,776,310.60x = 2,036,259,036,896.28
  5. Step 5: Solve for x
    x = 2,036,259,036,896.28/1,776,310.60
  6. Step 6: Final answer
    x = 1,146,341.77

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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.