Home / 2,500,784.20-3,451,085.58-1,354,864.51

Finding the Fourth Proportional to 2,500,784.20, 3,451,085.58 and 1,354,864.51

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Solution

The fourth proportional to 2,500,784.20, 3,451,085.58 and 1,354,864.51 is: 1,869,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,784.20 : 3,451,085.58 = 1,354,864.51 : x
  2. Step 2: Convert to fraction form
    2,500,784.20/3,451,085.58 = 1,354,864.51/x
  3. Step 3: Cross multiply
    2,500,784.20x = 3,451,085.58 × 1,354,864.51
  4. Step 4: Simplify right side
    2,500,784.20x = 4,675,753,373,314.77
  5. Step 5: Solve for x
    x = 4,675,753,373,314.77/2,500,784.20
  6. Step 6: Final answer
    x = 1,869,714.86

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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.