Home / 1,408,001.04-2,106,956.16-1,219,112.88

Finding the Fourth Proportional to 1,408,001.04, 2,106,956.16 and 1,219,112.88

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Solution

The fourth proportional to 1,408,001.04, 2,106,956.16 and 1,219,112.88 is: 1,824,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,001.04 : 2,106,956.16 = 1,219,112.88 : x
  2. Step 2: Convert to fraction form
    1,408,001.04/2,106,956.16 = 1,219,112.88/x
  3. Step 3: Cross multiply
    1,408,001.04x = 2,106,956.16 × 1,219,112.88
  4. Step 4: Simplify right side
    1,408,001.04x = 2,568,617,392,251.34
  5. Step 5: Solve for x
    x = 2,568,617,392,251.34/1,408,001.04
  6. Step 6: Final answer
    x = 1,824,300.78

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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.