Home / 1,088,783.76-1,502,571.60-605,398.56

Finding the Fourth Proportional to 1,088,783.76, 1,502,571.60 and 605,398.56

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Solution

The fourth proportional to 1,088,783.76, 1,502,571.60 and 605,398.56 is: 835,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,783.76 : 1,502,571.60 = 605,398.56 : x
  2. Step 2: Convert to fraction form
    1,088,783.76/1,502,571.60 = 605,398.56/x
  3. Step 3: Cross multiply
    1,088,783.76x = 1,502,571.60 × 605,398.56
  4. Step 4: Simplify right side
    1,088,783.76x = 909,654,682,936.90
  5. Step 5: Solve for x
    x = 909,654,682,936.90/1,088,783.76
  6. Step 6: Final answer
    x = 835,477.82

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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.