Home / 1,578,998.81-2,368,892.79-457,067.81

Finding the Fourth Proportional to 1,578,998.81, 2,368,892.79 and 457,067.81

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Solution

The fourth proportional to 1,578,998.81, 2,368,892.79 and 457,067.81 is: 685,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,998.81 : 2,368,892.79 = 457,067.81 : x
  2. Step 2: Convert to fraction form
    1,578,998.81/2,368,892.79 = 457,067.81/x
  3. Step 3: Cross multiply
    1,578,998.81x = 2,368,892.79 × 457,067.81
  4. Step 4: Simplify right side
    1,578,998.81x = 1,082,744,645,572.32
  5. Step 5: Solve for x
    x = 1,082,744,645,572.32/1,578,998.81
  6. Step 6: Final answer
    x = 685,715.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.