Home / 909,843.36-1,365,947.64-699,628.88

Finding the Fourth Proportional to 909,843.36, 1,365,947.64 and 699,628.88

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Solution

The fourth proportional to 909,843.36, 1,365,947.64 and 699,628.88 is: 1,050,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,843.36 : 1,365,947.64 = 699,628.88 : x
  2. Step 2: Convert to fraction form
    909,843.36/1,365,947.64 = 699,628.88/x
  3. Step 3: Cross multiply
    909,843.36x = 1,365,947.64 × 699,628.88
  4. Step 4: Simplify right side
    909,843.36x = 955,656,417,511.84
  5. Step 5: Solve for x
    x = 955,656,417,511.84/909,843.36
  6. Step 6: Final answer
    x = 1,050,352.69

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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.