Home / 1,544,412.73-2,314,601.52-861,272.32

Finding the Fourth Proportional to 1,544,412.73, 2,314,601.52 and 861,272.32

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Solution

The fourth proportional to 1,544,412.73, 2,314,601.52 and 861,272.32 is: 1,290,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,412.73 : 2,314,601.52 = 861,272.32 : x
  2. Step 2: Convert to fraction form
    1,544,412.73/2,314,601.52 = 861,272.32/x
  3. Step 3: Cross multiply
    1,544,412.73x = 2,314,601.52 × 861,272.32
  4. Step 4: Simplify right side
    1,544,412.73x = 1,993,502,221,005.93
  5. Step 5: Solve for x
    x = 1,993,502,221,005.93/1,544,412.73
  6. Step 6: Final answer
    x = 1,290,783.34

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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.