Home / 1,979,707.24-2,731,998.18-1,074,289.24

Finding the Fourth Proportional to 1,979,707.24, 2,731,998.18 and 1,074,289.24

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Solution

The fourth proportional to 1,979,707.24, 2,731,998.18 and 1,074,289.24 is: 1,482,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,707.24 : 2,731,998.18 = 1,074,289.24 : x
  2. Step 2: Convert to fraction form
    1,979,707.24/2,731,998.18 = 1,074,289.24/x
  3. Step 3: Cross multiply
    1,979,707.24x = 2,731,998.18 × 1,074,289.24
  4. Step 4: Simplify right side
    1,979,707.24x = 2,934,956,248,473.58
  5. Step 5: Solve for x
    x = 2,934,956,248,473.58/1,979,707.24
  6. Step 6: Final answer
    x = 1,482,520.34

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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.