Home / 1,054,722.35-1,455,517.25-571,286.00

Finding the Fourth Proportional to 1,054,722.35, 1,455,517.25 and 571,286.00

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Solution

The fourth proportional to 1,054,722.35, 1,455,517.25 and 571,286.00 is: 788,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,722.35 : 1,455,517.25 = 571,286.00 : x
  2. Step 2: Convert to fraction form
    1,054,722.35/1,455,517.25 = 571,286.00/x
  3. Step 3: Cross multiply
    1,054,722.35x = 1,455,517.25 × 571,286.00
  4. Step 4: Simplify right side
    1,054,722.35x = 831,516,628,363.48
  5. Step 5: Solve for x
    x = 831,516,628,363.48/1,054,722.35
  6. Step 6: Final answer
    x = 788,374.90

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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.