Home / 1,255,563.30-1,880,234.55-805,592.10

Finding the Fourth Proportional to 1,255,563.30, 1,880,234.55 and 805,592.10

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Solution

The fourth proportional to 1,255,563.30, 1,880,234.55 and 805,592.10 is: 1,206,392.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,563.30 : 1,880,234.55 = 805,592.10 : x
  2. Step 2: Convert to fraction form
    1,255,563.30/1,880,234.55 = 805,592.10/x
  3. Step 3: Cross multiply
    1,255,563.30x = 1,880,234.55 × 805,592.10
  4. Step 4: Simplify right side
    1,255,563.30x = 1,514,702,099,627.06
  5. Step 5: Solve for x
    x = 1,514,702,099,627.06/1,255,563.30
  6. Step 6: Final answer
    x = 1,206,392.46

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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.