Home / 1,642,189.55-2,267,287.93-1,469,809.00

Finding the Fourth Proportional to 1,642,189.55, 2,267,287.93 and 1,469,809.00

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Solution

The fourth proportional to 1,642,189.55, 2,267,287.93 and 1,469,809.00 is: 2,029,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,189.55 : 2,267,287.93 = 1,469,809.00 : x
  2. Step 2: Convert to fraction form
    1,642,189.55/2,267,287.93 = 1,469,809.00/x
  3. Step 3: Cross multiply
    1,642,189.55x = 2,267,287.93 × 1,469,809.00
  4. Step 4: Simplify right side
    1,642,189.55x = 3,332,480,186,419.89
  5. Step 5: Solve for x
    x = 3,332,480,186,419.89/1,642,189.55
  6. Step 6: Final answer
    x = 2,029,290.82

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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.