Home / 1,141,996.24-1,575,240.37-734,628.61

Finding the Fourth Proportional to 1,141,996.24, 1,575,240.37 and 734,628.61

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Solution

The fourth proportional to 1,141,996.24, 1,575,240.37 and 734,628.61 is: 1,013,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,996.24 : 1,575,240.37 = 734,628.61 : x
  2. Step 2: Convert to fraction form
    1,141,996.24/1,575,240.37 = 734,628.61/x
  3. Step 3: Cross multiply
    1,141,996.24x = 1,575,240.37 × 734,628.61
  4. Step 4: Simplify right side
    1,141,996.24x = 1,157,216,643,428.99
  5. Step 5: Solve for x
    x = 1,157,216,643,428.99/1,141,996.24
  6. Step 6: Final answer
    x = 1,013,327.89

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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.