Home / 1,208,301.64-1,811,320.04-409,023.88

Finding the Fourth Proportional to 1,208,301.64, 1,811,320.04 and 409,023.88

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Solution

The fourth proportional to 1,208,301.64, 1,811,320.04 and 409,023.88 is: 613,152.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,301.64 : 1,811,320.04 = 409,023.88 : x
  2. Step 2: Convert to fraction form
    1,208,301.64/1,811,320.04 = 409,023.88/x
  3. Step 3: Cross multiply
    1,208,301.64x = 1,811,320.04 × 409,023.88
  4. Step 4: Simplify right side
    1,208,301.64x = 740,873,150,682.56
  5. Step 5: Solve for x
    x = 740,873,150,682.56/1,208,301.64
  6. Step 6: Final answer
    x = 613,152.48

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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.