Home / 1,442,984.48-1,990,450.95-952,958.51

Finding the Fourth Proportional to 1,442,984.48, 1,990,450.95 and 952,958.51

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Solution

The fourth proportional to 1,442,984.48, 1,990,450.95 and 952,958.51 is: 1,314,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,984.48 : 1,990,450.95 = 952,958.51 : x
  2. Step 2: Convert to fraction form
    1,442,984.48/1,990,450.95 = 952,958.51/x
  3. Step 3: Cross multiply
    1,442,984.48x = 1,990,450.95 × 952,958.51
  4. Step 4: Simplify right side
    1,442,984.48x = 1,896,817,172,625.62
  5. Step 5: Solve for x
    x = 1,896,817,172,625.62/1,442,984.48
  6. Step 6: Final answer
    x = 1,314,509.75

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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.