Home / 1,686,323.21-2,327,351.13-951,428.33

Finding the Fourth Proportional to 1,686,323.21, 2,327,351.13 and 951,428.33

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Solution

The fourth proportional to 1,686,323.21, 2,327,351.13 and 951,428.33 is: 1,313,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,323.21 : 2,327,351.13 = 951,428.33 : x
  2. Step 2: Convert to fraction form
    1,686,323.21/2,327,351.13 = 951,428.33/x
  3. Step 3: Cross multiply
    1,686,323.21x = 2,327,351.13 × 951,428.33
  4. Step 4: Simplify right side
    1,686,323.21x = 2,214,307,796,030.32
  5. Step 5: Solve for x
    x = 2,214,307,796,030.32/1,686,323.21
  6. Step 6: Final answer
    x = 1,313,098.10

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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.