Home / 1,294,333.60-1,940,809.20-545,533.60

Finding the Fourth Proportional to 1,294,333.60, 1,940,809.20 and 545,533.60

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Solution

The fourth proportional to 1,294,333.60, 1,940,809.20 and 545,533.60 is: 818,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,333.60 : 1,940,809.20 = 545,533.60 : x
  2. Step 2: Convert to fraction form
    1,294,333.60/1,940,809.20 = 545,533.60/x
  3. Step 3: Cross multiply
    1,294,333.60x = 1,940,809.20 × 545,533.60
  4. Step 4: Simplify right side
    1,294,333.60x = 1,058,776,629,789.12
  5. Step 5: Solve for x
    x = 1,058,776,629,789.12/1,294,333.60
  6. Step 6: Final answer
    x = 818,009.07

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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.