Home / 1,180,305.72-1,772,230.05-675,436.77

Finding the Fourth Proportional to 1,180,305.72, 1,772,230.05 and 675,436.77

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Solution

The fourth proportional to 1,180,305.72, 1,772,230.05 and 675,436.77 is: 1,014,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,305.72 : 1,772,230.05 = 675,436.77 : x
  2. Step 2: Convert to fraction form
    1,180,305.72/1,772,230.05 = 675,436.77/x
  3. Step 3: Cross multiply
    1,180,305.72x = 1,772,230.05 × 675,436.77
  4. Step 4: Simplify right side
    1,180,305.72x = 1,197,029,340,668.94
  5. Step 5: Solve for x
    x = 1,197,029,340,668.94/1,180,305.72
  6. Step 6: Final answer
    x = 1,014,168.89

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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.