Home / 1,448,211.70-1,998,369.96-803,659.06

Finding the Fourth Proportional to 1,448,211.70, 1,998,369.96 and 803,659.06

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Solution

The fourth proportional to 1,448,211.70, 1,998,369.96 and 803,659.06 is: 1,108,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,211.70 : 1,998,369.96 = 803,659.06 : x
  2. Step 2: Convert to fraction form
    1,448,211.70/1,998,369.96 = 803,659.06/x
  3. Step 3: Cross multiply
    1,448,211.70x = 1,998,369.96 × 803,659.06
  4. Step 4: Simplify right side
    1,448,211.70x = 1,606,008,123,585.84
  5. Step 5: Solve for x
    x = 1,606,008,123,585.84/1,448,211.70
  6. Step 6: Final answer
    x = 1,108,959.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.