Home / 1,363,212.72-1,881,315.72-751,364.64

Finding the Fourth Proportional to 1,363,212.72, 1,881,315.72 and 751,364.64

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Solution

The fourth proportional to 1,363,212.72, 1,881,315.72 and 751,364.64 is: 1,036,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,212.72 : 1,881,315.72 = 751,364.64 : x
  2. Step 2: Convert to fraction form
    1,363,212.72/1,881,315.72 = 751,364.64/x
  3. Step 3: Cross multiply
    1,363,212.72x = 1,881,315.72 × 751,364.64
  4. Step 4: Simplify right side
    1,363,212.72x = 1,413,554,108,684.14
  5. Step 5: Solve for x
    x = 1,413,554,108,684.14/1,363,212.72
  6. Step 6: Final answer
    x = 1,036,928.49

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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.