Home / 1,222,053.38-1,686,472.01-705,797.68

Finding the Fourth Proportional to 1,222,053.38, 1,686,472.01 and 705,797.68

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Solution

The fourth proportional to 1,222,053.38, 1,686,472.01 and 705,797.68 is: 974,022.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,053.38 : 1,686,472.01 = 705,797.68 : x
  2. Step 2: Convert to fraction form
    1,222,053.38/1,686,472.01 = 705,797.68/x
  3. Step 3: Cross multiply
    1,222,053.38x = 1,686,472.01 × 705,797.68
  4. Step 4: Simplify right side
    1,222,053.38x = 1,190,308,026,944.51
  5. Step 5: Solve for x
    x = 1,190,308,026,944.51/1,222,053.38
  6. Step 6: Final answer
    x = 974,022.94

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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.