Home / 1,054,743.60-1,455,294-624,949.44

Finding the Fourth Proportional to 1,054,743.60, 1,455,294 and 624,949.44

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Solution

The fourth proportional to 1,054,743.60, 1,455,294 and 624,949.44 is: 862,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,743.60 : 1,455,294 = 624,949.44 : x
  2. Step 2: Convert to fraction form
    1,054,743.60/1,455,294 = 624,949.44/x
  3. Step 3: Cross multiply
    1,054,743.60x = 1,455,294 × 624,949.44
  4. Step 4: Simplify right side
    1,054,743.60x = 909,485,170,335.36
  5. Step 5: Solve for x
    x = 909,485,170,335.36/1,054,743.60
  6. Step 6: Final answer
    x = 862,280.81

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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.