Home / 1,622,271.36-2,238,902.64-933,967.68

Finding the Fourth Proportional to 1,622,271.36, 2,238,902.64 and 933,967.68

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Solution

The fourth proportional to 1,622,271.36, 2,238,902.64 and 933,967.68 is: 1,288,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,271.36 : 2,238,902.64 = 933,967.68 : x
  2. Step 2: Convert to fraction form
    1,622,271.36/2,238,902.64 = 933,967.68/x
  3. Step 3: Cross multiply
    1,622,271.36x = 2,238,902.64 × 933,967.68
  4. Step 4: Simplify right side
    1,622,271.36x = 2,091,062,704,426.68
  5. Step 5: Solve for x
    x = 2,091,062,704,426.68/1,622,271.36
  6. Step 6: Final answer
    x = 1,288,972.21

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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.