Home / 1,054,551.82-1,455,273.32-571,105.75

Finding the Fourth Proportional to 1,054,551.82, 1,455,273.32 and 571,105.75

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Solution

The fourth proportional to 1,054,551.82, 1,455,273.32 and 571,105.75 is: 788,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,551.82 : 1,455,273.32 = 571,105.75 : x
  2. Step 2: Convert to fraction form
    1,054,551.82/1,455,273.32 = 571,105.75/x
  3. Step 3: Cross multiply
    1,054,551.82x = 1,455,273.32 × 571,105.75
  4. Step 4: Simplify right side
    1,054,551.82x = 831,114,960,873.59
  5. Step 5: Solve for x
    x = 831,114,960,873.59/1,054,551.82
  6. Step 6: Final answer
    x = 788,121.50

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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.