Home / 1,377,464.07-2,062,759.77-870,495.60

Finding the Fourth Proportional to 1,377,464.07, 2,062,759.77 and 870,495.60

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Solution

The fourth proportional to 1,377,464.07, 2,062,759.77 and 870,495.60 is: 1,303,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,464.07 : 2,062,759.77 = 870,495.60 : x
  2. Step 2: Convert to fraction form
    1,377,464.07/2,062,759.77 = 870,495.60/x
  3. Step 3: Cross multiply
    1,377,464.07x = 2,062,759.77 × 870,495.60
  4. Step 4: Simplify right side
    1,377,464.07x = 1,795,623,303,642.01
  5. Step 5: Solve for x
    x = 1,795,623,303,642.01/1,377,464.07
  6. Step 6: Final answer
    x = 1,303,571.79

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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.