Home / 1,004,907.13-1,507,350.87-405,857.66

Finding the Fourth Proportional to 1,004,907.13, 1,507,350.87 and 405,857.66

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Solution

The fourth proportional to 1,004,907.13, 1,507,350.87 and 405,857.66 is: 608,782.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,907.13 : 1,507,350.87 = 405,857.66 : x
  2. Step 2: Convert to fraction form
    1,004,907.13/1,507,350.87 = 405,857.66/x
  3. Step 3: Cross multiply
    1,004,907.13x = 1,507,350.87 × 405,857.66
  4. Step 4: Simplify right side
    1,004,907.13x = 611,769,889,360.41
  5. Step 5: Solve for x
    x = 611,769,889,360.41/1,004,907.13
  6. Step 6: Final answer
    x = 608,782.52

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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.