Home / 3,045,860.20-4,202,994.18-1,821,917.80

Finding the Fourth Proportional to 3,045,860.20, 4,202,994.18 and 1,821,917.80

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Solution

The fourth proportional to 3,045,860.20, 4,202,994.18 and 1,821,917.80 is: 2,514,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,860.20 : 4,202,994.18 = 1,821,917.80 : x
  2. Step 2: Convert to fraction form
    3,045,860.20/4,202,994.18 = 1,821,917.80/x
  3. Step 3: Cross multiply
    3,045,860.20x = 4,202,994.18 × 1,821,917.80
  4. Step 4: Simplify right side
    3,045,860.20x = 7,657,509,909,838.40
  5. Step 5: Solve for x
    x = 7,657,509,909,838.40/3,045,860.20
  6. Step 6: Final answer
    x = 2,514,071.36

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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.