Home / 1,724,414.16-2,378,867.40-1,339,808.88

Finding the Fourth Proportional to 1,724,414.16, 2,378,867.40 and 1,339,808.88

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Solution

The fourth proportional to 1,724,414.16, 2,378,867.40 and 1,339,808.88 is: 1,848,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,414.16 : 2,378,867.40 = 1,339,808.88 : x
  2. Step 2: Convert to fraction form
    1,724,414.16/2,378,867.40 = 1,339,808.88/x
  3. Step 3: Cross multiply
    1,724,414.16x = 2,378,867.40 × 1,339,808.88
  4. Step 4: Simplify right side
    1,724,414.16x = 3,187,227,666,862.51
  5. Step 5: Solve for x
    x = 3,187,227,666,862.51/1,724,414.16
  6. Step 6: Final answer
    x = 1,848,295.93

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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.