Home / 1,369,980.12-2,054,927.62-650,839.38

Finding the Fourth Proportional to 1,369,980.12, 2,054,927.62 and 650,839.38

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Solution

The fourth proportional to 1,369,980.12, 2,054,927.62 and 650,839.38 is: 976,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,980.12 : 2,054,927.62 = 650,839.38 : x
  2. Step 2: Convert to fraction form
    1,369,980.12/2,054,927.62 = 650,839.38/x
  3. Step 3: Cross multiply
    1,369,980.12x = 2,054,927.62 × 650,839.38
  4. Step 4: Simplify right side
    1,369,980.12x = 1,337,427,818,145.68
  5. Step 5: Solve for x
    x = 1,337,427,818,145.68/1,369,980.12
  6. Step 6: Final answer
    x = 976,238.85

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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.