Home / 1,356,969.38-2,036,387.18-470,505.38

Finding the Fourth Proportional to 1,356,969.38, 2,036,387.18 and 470,505.38

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Solution

The fourth proportional to 1,356,969.38, 2,036,387.18 and 470,505.38 is: 706,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,969.38 : 2,036,387.18 = 470,505.38 : x
  2. Step 2: Convert to fraction form
    1,356,969.38/2,036,387.18 = 470,505.38/x
  3. Step 3: Cross multiply
    1,356,969.38x = 2,036,387.18 × 470,505.38
  4. Step 4: Simplify right side
    1,356,969.38x = 958,131,114,947.36
  5. Step 5: Solve for x
    x = 958,131,114,947.36/1,356,969.38
  6. Step 6: Final answer
    x = 706,081.61

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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.