Home / 1,374,499.63-1,896,913.74-762,768.46

Finding the Fourth Proportional to 1,374,499.63, 1,896,913.74 and 762,768.46

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Solution

The fourth proportional to 1,374,499.63, 1,896,913.74 and 762,768.46 is: 1,052,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,499.63 : 1,896,913.74 = 762,768.46 : x
  2. Step 2: Convert to fraction form
    1,374,499.63/1,896,913.74 = 762,768.46/x
  3. Step 3: Cross multiply
    1,374,499.63x = 1,896,913.74 × 762,768.46
  4. Step 4: Simplify right side
    1,374,499.63x = 1,446,905,972,212.64
  5. Step 5: Solve for x
    x = 1,446,905,972,212.64/1,374,499.63
  6. Step 6: Final answer
    x = 1,052,678.33

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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.