Home / 2,378,933.79-3,282,887.43-1,291,182.01

Finding the Fourth Proportional to 2,378,933.79, 3,282,887.43 and 1,291,182.01

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Solution

The fourth proportional to 2,378,933.79, 3,282,887.43 and 1,291,182.01 is: 1,781,808.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,933.79 : 3,282,887.43 = 1,291,182.01 : x
  2. Step 2: Convert to fraction form
    2,378,933.79/3,282,887.43 = 1,291,182.01/x
  3. Step 3: Cross multiply
    2,378,933.79x = 3,282,887.43 × 1,291,182.01
  4. Step 4: Simplify right side
    2,378,933.79x = 4,238,805,182,263.92
  5. Step 5: Solve for x
    x = 4,238,805,182,263.92/2,378,933.79
  6. Step 6: Final answer
    x = 1,781,808.81

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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.