Home / 1,907,781.88-2,632,759.95-1,048,342.36

Finding the Fourth Proportional to 1,907,781.88, 2,632,759.95 and 1,048,342.36

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Solution

The fourth proportional to 1,907,781.88, 2,632,759.95 and 1,048,342.36 is: 1,446,723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,781.88 : 2,632,759.95 = 1,048,342.36 : x
  2. Step 2: Convert to fraction form
    1,907,781.88/2,632,759.95 = 1,048,342.36/x
  3. Step 3: Cross multiply
    1,907,781.88x = 2,632,759.95 × 1,048,342.36
  4. Step 4: Simplify right side
    1,907,781.88x = 2,760,033,779,296.48
  5. Step 5: Solve for x
    x = 2,760,033,779,296.48/1,907,781.88
  6. Step 6: Final answer
    x = 1,446,723.97

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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.