Home / 1,313,039.70-1,813,489.47-882,572.49

Finding the Fourth Proportional to 1,313,039.70, 1,813,489.47 and 882,572.49

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Solution

The fourth proportional to 1,313,039.70, 1,813,489.47 and 882,572.49 is: 1,218,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,039.70 : 1,813,489.47 = 882,572.49 : x
  2. Step 2: Convert to fraction form
    1,313,039.70/1,813,489.47 = 882,572.49/x
  3. Step 3: Cross multiply
    1,313,039.70x = 1,813,489.47 × 882,572.49
  4. Step 4: Simplify right side
    1,313,039.70x = 1,600,535,917,126.68
  5. Step 5: Solve for x
    x = 1,600,535,917,126.68/1,313,039.70
  6. Step 6: Final answer
    x = 1,218,954.70

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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.