Home / 2,143,369.68-2,957,687.64-1,176,346.32

Finding the Fourth Proportional to 2,143,369.68, 2,957,687.64 and 1,176,346.32

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Solution

The fourth proportional to 2,143,369.68, 2,957,687.64 and 1,176,346.32 is: 1,623,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,369.68 : 2,957,687.64 = 1,176,346.32 : x
  2. Step 2: Convert to fraction form
    2,143,369.68/2,957,687.64 = 1,176,346.32/x
  3. Step 3: Cross multiply
    2,143,369.68x = 2,957,687.64 × 1,176,346.32
  4. Step 4: Simplify right side
    2,143,369.68x = 3,479,264,971,023.49
  5. Step 5: Solve for x
    x = 3,479,264,971,023.49/2,143,369.68
  6. Step 6: Final answer
    x = 1,623,268.73

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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.