Home / 1,372,338.69-1,893,831.84-760,501.54

Finding the Fourth Proportional to 1,372,338.69, 1,893,831.84 and 760,501.54

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Solution

The fourth proportional to 1,372,338.69, 1,893,831.84 and 760,501.54 is: 1,049,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,338.69 : 1,893,831.84 = 760,501.54 : x
  2. Step 2: Convert to fraction form
    1,372,338.69/1,893,831.84 = 760,501.54/x
  3. Step 3: Cross multiply
    1,372,338.69x = 1,893,831.84 × 760,501.54
  4. Step 4: Simplify right side
    1,372,338.69x = 1,440,262,033,188.32
  5. Step 5: Solve for x
    x = 1,440,262,033,188.32/1,372,338.69
  6. Step 6: Final answer
    x = 1,049,494.59

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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.