Home / 1,319,351.40-1,820,900.70-835,961.82

Finding the Fourth Proportional to 1,319,351.40, 1,820,900.70 and 835,961.82

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Solution

The fourth proportional to 1,319,351.40, 1,820,900.70 and 835,961.82 is: 1,153,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,351.40 : 1,820,900.70 = 835,961.82 : x
  2. Step 2: Convert to fraction form
    1,319,351.40/1,820,900.70 = 835,961.82/x
  3. Step 3: Cross multiply
    1,319,351.40x = 1,820,900.70 × 835,961.82
  4. Step 4: Simplify right side
    1,319,351.40x = 1,522,203,463,211.27
  5. Step 5: Solve for x
    x = 1,522,203,463,211.27/1,319,351.40
  6. Step 6: Final answer
    x = 1,153,751.35

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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.