Home / 2,421,849.60-3,342,021.12-1,333,909.44

Finding the Fourth Proportional to 2,421,849.60, 3,342,021.12 and 1,333,909.44

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Solution

The fourth proportional to 2,421,849.60, 3,342,021.12 and 1,333,909.44 is: 1,840,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,849.60 : 3,342,021.12 = 1,333,909.44 : x
  2. Step 2: Convert to fraction form
    2,421,849.60/3,342,021.12 = 1,333,909.44/x
  3. Step 3: Cross multiply
    2,421,849.60x = 3,342,021.12 × 1,333,909.44
  4. Step 4: Simplify right side
    2,421,849.60x = 4,457,953,520,647.37
  5. Step 5: Solve for x
    x = 4,457,953,520,647.37/2,421,849.60
  6. Step 6: Final answer
    x = 1,840,722.69

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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.