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Finding the Fourth Proportional to 1,670,907.04, 2,507,268 and 711,206.08

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Solution

The fourth proportional to 1,670,907.04, 2,507,268 and 711,206.08 is: 1,067,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,907.04 : 2,507,268 = 711,206.08 : x
  2. Step 2: Convert to fraction form
    1,670,907.04/2,507,268 = 711,206.08/x
  3. Step 3: Cross multiply
    1,670,907.04x = 2,507,268 × 711,206.08
  4. Step 4: Simplify right side
    1,670,907.04x = 1,783,184,245,789.44
  5. Step 5: Solve for x
    x = 1,783,184,245,789.44/1,670,907.04
  6. Step 6: Final answer
    x = 1,067,195.36

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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.