Home / 1,416,976.39-1,955,700.35-982,572.58

Finding the Fourth Proportional to 1,416,976.39, 1,955,700.35 and 982,572.58

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Solution

The fourth proportional to 1,416,976.39, 1,955,700.35 and 982,572.58 is: 1,356,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,976.39 : 1,955,700.35 = 982,572.58 : x
  2. Step 2: Convert to fraction form
    1,416,976.39/1,955,700.35 = 982,572.58/x
  3. Step 3: Cross multiply
    1,416,976.39x = 1,955,700.35 × 982,572.58
  4. Step 4: Simplify right side
    1,416,976.39x = 1,921,617,538,606.40
  5. Step 5: Solve for x
    x = 1,921,617,538,606.40/1,416,976.39
  6. Step 6: Final answer
    x = 1,356,139.42

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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.