Home / 1,377,463.82-2,062,759.40-870,495.35

Finding the Fourth Proportional to 1,377,463.82, 2,062,759.40 and 870,495.35

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Solution

The fourth proportional to 1,377,463.82, 2,062,759.40 and 870,495.35 is: 1,303,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,463.82 : 2,062,759.40 = 870,495.35 : x
  2. Step 2: Convert to fraction form
    1,377,463.82/2,062,759.40 = 870,495.35/x
  3. Step 3: Cross multiply
    1,377,463.82x = 2,062,759.40 × 870,495.35
  4. Step 4: Simplify right side
    1,377,463.82x = 1,795,622,461,516.31
  5. Step 5: Solve for x
    x = 1,795,622,461,516.31/1,377,463.82
  6. Step 6: Final answer
    x = 1,303,571.42

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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.