Home / 1,179,077.84-1,627,037.79-662,749.68

Finding the Fourth Proportional to 1,179,077.84, 1,627,037.79 and 662,749.68

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Solution

The fourth proportional to 1,179,077.84, 1,627,037.79 and 662,749.68 is: 914,544.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,077.84 : 1,627,037.79 = 662,749.68 : x
  2. Step 2: Convert to fraction form
    1,179,077.84/1,627,037.79 = 662,749.68/x
  3. Step 3: Cross multiply
    1,179,077.84x = 1,627,037.79 × 662,749.68
  4. Step 4: Simplify right side
    1,179,077.84x = 1,078,318,774,670.41
  5. Step 5: Solve for x
    x = 1,078,318,774,670.41/1,179,077.84
  6. Step 6: Final answer
    x = 914,544.18

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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.