Home / 1,310,927.70-1,809,348.18-827,166.90

Finding the Fourth Proportional to 1,310,927.70, 1,809,348.18 and 827,166.90

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Solution

The fourth proportional to 1,310,927.70, 1,809,348.18 and 827,166.90 is: 1,141,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,927.70 : 1,809,348.18 = 827,166.90 : x
  2. Step 2: Convert to fraction form
    1,310,927.70/1,809,348.18 = 827,166.90/x
  3. Step 3: Cross multiply
    1,310,927.70x = 1,809,348.18 × 827,166.90
  4. Step 4: Simplify right side
    1,310,927.70x = 1,496,632,925,071.24
  5. Step 5: Solve for x
    x = 1,496,632,925,071.24/1,310,927.70
  6. Step 6: Final answer
    x = 1,141,659.40

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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.