Home / 1,088,622.55-1,502,350.40-605,195.78

Finding the Fourth Proportional to 1,088,622.55, 1,502,350.40 and 605,195.78

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Solution

The fourth proportional to 1,088,622.55, 1,502,350.40 and 605,195.78 is: 835,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,622.55 : 1,502,350.40 = 605,195.78 : x
  2. Step 2: Convert to fraction form
    1,088,622.55/1,502,350.40 = 605,195.78/x
  3. Step 3: Cross multiply
    1,088,622.55x = 1,502,350.40 × 605,195.78
  4. Step 4: Simplify right side
    1,088,622.55x = 909,216,111,623.58
  5. Step 5: Solve for x
    x = 909,216,111,623.58/1,088,622.55
  6. Step 6: Final answer
    x = 835,198.68

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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.