Home / 1,752,956.71-2,630,267.79-1,214,042.32

Finding the Fourth Proportional to 1,752,956.71, 2,630,267.79 and 1,214,042.32

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Solution

The fourth proportional to 1,752,956.71, 2,630,267.79 and 1,214,042.32 is: 1,821,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,956.71 : 2,630,267.79 = 1,214,042.32 : x
  2. Step 2: Convert to fraction form
    1,752,956.71/2,630,267.79 = 1,214,042.32/x
  3. Step 3: Cross multiply
    1,752,956.71x = 2,630,267.79 × 1,214,042.32
  4. Step 4: Simplify right side
    1,752,956.71x = 3,193,256,408,728.05
  5. Step 5: Solve for x
    x = 3,193,256,408,728.05/1,752,956.71
  6. Step 6: Final answer
    x = 1,821,640.20

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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.