Home / 1,334,993.82-1,842,300.32-723,146.59

Finding the Fourth Proportional to 1,334,993.82, 1,842,300.32 and 723,146.59

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Solution

The fourth proportional to 1,334,993.82, 1,842,300.32 and 723,146.59 is: 997,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,993.82 : 1,842,300.32 = 723,146.59 : x
  2. Step 2: Convert to fraction form
    1,334,993.82/1,842,300.32 = 723,146.59/x
  3. Step 3: Cross multiply
    1,334,993.82x = 1,842,300.32 × 723,146.59
  4. Step 4: Simplify right side
    1,334,993.82x = 1,332,253,182,488.11
  5. Step 5: Solve for x
    x = 1,332,253,182,488.11/1,334,993.82
  6. Step 6: Final answer
    x = 997,947.08

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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.