Home / 1,379,266.83-1,902,308.18-943,942.23

Finding the Fourth Proportional to 1,379,266.83, 1,902,308.18 and 943,942.23

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Solution

The fourth proportional to 1,379,266.83, 1,902,308.18 and 943,942.23 is: 1,301,901.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,266.83 : 1,902,308.18 = 943,942.23 : x
  2. Step 2: Convert to fraction form
    1,379,266.83/1,902,308.18 = 943,942.23/x
  3. Step 3: Cross multiply
    1,379,266.83x = 1,902,308.18 × 943,942.23
  4. Step 4: Simplify right side
    1,379,266.83x = 1,795,669,020,856.73
  5. Step 5: Solve for x
    x = 1,795,669,020,856.73/1,379,266.83
  6. Step 6: Final answer
    x = 1,301,901.11

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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.