Home / 1,004,932.68-1,507,692.24-405,587.76

Finding the Fourth Proportional to 1,004,932.68, 1,507,692.24 and 405,587.76

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Solution

The fourth proportional to 1,004,932.68, 1,507,692.24 and 405,587.76 is: 608,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,932.68 : 1,507,692.24 = 405,587.76 : x
  2. Step 2: Convert to fraction form
    1,004,932.68/1,507,692.24 = 405,587.76/x
  3. Step 3: Cross multiply
    1,004,932.68x = 1,507,692.24 × 405,587.76
  4. Step 4: Simplify right side
    1,004,932.68x = 611,501,518,390.98
  5. Step 5: Solve for x
    x = 611,501,518,390.98/1,004,932.68
  6. Step 6: Final answer
    x = 608,499.98

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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.