Home / 1,229,900.70-1,844,851.05-1,019,948.70

Finding the Fourth Proportional to 1,229,900.70, 1,844,851.05 and 1,019,948.70

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Solution

The fourth proportional to 1,229,900.70, 1,844,851.05 and 1,019,948.70 is: 1,529,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,900.70 : 1,844,851.05 = 1,019,948.70 : x
  2. Step 2: Convert to fraction form
    1,229,900.70/1,844,851.05 = 1,019,948.70/x
  3. Step 3: Cross multiply
    1,229,900.70x = 1,844,851.05 × 1,019,948.70
  4. Step 4: Simplify right side
    1,229,900.70x = 1,881,653,430,141.14
  5. Step 5: Solve for x
    x = 1,881,653,430,141.14/1,229,900.70
  6. Step 6: Final answer
    x = 1,529,923.05

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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.