Home / 1,088,978.40-1,502,728.38-605,533.16

Finding the Fourth Proportional to 1,088,978.40, 1,502,728.38 and 605,533.16

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Solution

The fourth proportional to 1,088,978.40, 1,502,728.38 and 605,533.16 is: 835,601.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,978.40 : 1,502,728.38 = 605,533.16 : x
  2. Step 2: Convert to fraction form
    1,088,978.40/1,502,728.38 = 605,533.16/x
  3. Step 3: Cross multiply
    1,088,978.40x = 1,502,728.38 × 605,533.16
  4. Step 4: Simplify right side
    1,088,978.40x = 909,951,857,049.44
  5. Step 5: Solve for x
    x = 909,951,857,049.44/1,088,978.40
  6. Step 6: Final answer
    x = 835,601.38

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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.