Home / 2,800,879.40-4,191,987.90-2,464,956.20

Finding the Fourth Proportional to 2,800,879.40, 4,191,987.90 and 2,464,956.20

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Solution

The fourth proportional to 2,800,879.40, 4,191,987.90 and 2,464,956.20 is: 3,689,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,879.40 : 4,191,987.90 = 2,464,956.20 : x
  2. Step 2: Convert to fraction form
    2,800,879.40/4,191,987.90 = 2,464,956.20/x
  3. Step 3: Cross multiply
    2,800,879.40x = 4,191,987.90 × 2,464,956.20
  4. Step 4: Simplify right side
    2,800,879.40x = 10,333,066,564,429.98
  5. Step 5: Solve for x
    x = 10,333,066,564,429.98/2,800,879.40
  6. Step 6: Final answer
    x = 3,689,222.24

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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.