Home / 1,303,331.80-1,954,997.70-1,106,501.80

Finding the Fourth Proportional to 1,303,331.80, 1,954,997.70 and 1,106,501.80

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Solution

The fourth proportional to 1,303,331.80, 1,954,997.70 and 1,106,501.80 is: 1,659,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,331.80 : 1,954,997.70 = 1,106,501.80 : x
  2. Step 2: Convert to fraction form
    1,303,331.80/1,954,997.70 = 1,106,501.80/x
  3. Step 3: Cross multiply
    1,303,331.80x = 1,954,997.70 × 1,106,501.80
  4. Step 4: Simplify right side
    1,303,331.80x = 2,163,208,474,045.86
  5. Step 5: Solve for x
    x = 2,163,208,474,045.86/1,303,331.80
  6. Step 6: Final answer
    x = 1,659,752.70

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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.