Home / 1,359,890.64-2,039,908.68-349,021.32

Finding the Fourth Proportional to 1,359,890.64, 2,039,908.68 and 349,021.32

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Solution

The fourth proportional to 1,359,890.64, 2,039,908.68 and 349,021.32 is: 523,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,890.64 : 2,039,908.68 = 349,021.32 : x
  2. Step 2: Convert to fraction form
    1,359,890.64/2,039,908.68 = 349,021.32/x
  3. Step 3: Cross multiply
    1,359,890.64x = 2,039,908.68 × 349,021.32
  4. Step 4: Simplify right side
    1,359,890.64x = 711,971,620,173.06
  5. Step 5: Solve for x
    x = 711,971,620,173.06/1,359,890.64
  6. Step 6: Final answer
    x = 523,550.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.