Home / 2,109,858.42-3,159,538.80-1,475,803.38

Finding the Fourth Proportional to 2,109,858.42, 3,159,538.80 and 1,475,803.38

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Solution

The fourth proportional to 2,109,858.42, 3,159,538.80 and 1,475,803.38 is: 2,210,033.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,858.42 : 3,159,538.80 = 1,475,803.38 : x
  2. Step 2: Convert to fraction form
    2,109,858.42/3,159,538.80 = 1,475,803.38/x
  3. Step 3: Cross multiply
    2,109,858.42x = 3,159,538.80 × 1,475,803.38
  4. Step 4: Simplify right side
    2,109,858.42x = 4,662,858,040,281.14
  5. Step 5: Solve for x
    x = 4,662,858,040,281.14/2,109,858.42
  6. Step 6: Final answer
    x = 2,210,033.62

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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.