Home / 3,111,701.80-4,668,208.80-982,001.20

Finding the Fourth Proportional to 3,111,701.80, 4,668,208.80 and 982,001.20

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Solution

The fourth proportional to 3,111,701.80, 4,668,208.80 and 982,001.20 is: 1,473,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,701.80 : 4,668,208.80 = 982,001.20 : x
  2. Step 2: Convert to fraction form
    3,111,701.80/4,668,208.80 = 982,001.20/x
  3. Step 3: Cross multiply
    3,111,701.80x = 4,668,208.80 × 982,001.20
  4. Step 4: Simplify right side
    3,111,701.80x = 4,584,186,643,450.56
  5. Step 5: Solve for x
    x = 4,584,186,643,450.56/3,111,701.80
  6. Step 6: Final answer
    x = 1,473,208.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.