Home / 1,335,237.52-1,842,628.20-723,394.50

Finding the Fourth Proportional to 1,335,237.52, 1,842,628.20 and 723,394.50

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Solution

The fourth proportional to 1,335,237.52, 1,842,628.20 and 723,394.50 is: 998,284.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,237.52 : 1,842,628.20 = 723,394.50 : x
  2. Step 2: Convert to fraction form
    1,335,237.52/1,842,628.20 = 723,394.50/x
  3. Step 3: Cross multiply
    1,335,237.52x = 1,842,628.20 × 723,394.50
  4. Step 4: Simplify right side
    1,335,237.52x = 1,332,947,105,424.90
  5. Step 5: Solve for x
    x = 1,332,947,105,424.90/1,335,237.52
  6. Step 6: Final answer
    x = 998,284.64

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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.