Home / 1,106,643.87-1,523,952.63-961,383.33

Finding the Fourth Proportional to 1,106,643.87, 1,523,952.63 and 961,383.33

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Solution

The fourth proportional to 1,106,643.87, 1,523,952.63 and 961,383.33 is: 1,323,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,643.87 : 1,523,952.63 = 961,383.33 : x
  2. Step 2: Convert to fraction form
    1,106,643.87/1,523,952.63 = 961,383.33/x
  3. Step 3: Cross multiply
    1,106,643.87x = 1,523,952.63 × 961,383.33
  4. Step 4: Simplify right side
    1,106,643.87x = 1,465,102,654,191.66
  5. Step 5: Solve for x
    x = 1,465,102,654,191.66/1,106,643.87
  6. Step 6: Final answer
    x = 1,323,915.21

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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.