Home / 1,534,399.53-2,118,378.65-1,364,162.64

Finding the Fourth Proportional to 1,534,399.53, 2,118,378.65 and 1,364,162.64

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Solution

The fourth proportional to 1,534,399.53, 2,118,378.65 and 1,364,162.64 is: 1,883,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,399.53 : 2,118,378.65 = 1,364,162.64 : x
  2. Step 2: Convert to fraction form
    1,534,399.53/2,118,378.65 = 1,364,162.64/x
  3. Step 3: Cross multiply
    1,534,399.53x = 2,118,378.65 × 1,364,162.64
  4. Step 4: Simplify right side
    1,534,399.53x = 2,889,813,004,882.82
  5. Step 5: Solve for x
    x = 2,889,813,004,882.82/1,534,399.53
  6. Step 6: Final answer
    x = 1,883,351.08

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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.