Home / 3,521,877.40-4,860,208.74-1,994,282.20

Finding the Fourth Proportional to 3,521,877.40, 4,860,208.74 and 1,994,282.20

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Solution

The fourth proportional to 3,521,877.40, 4,860,208.74 and 1,994,282.20 is: 2,752,119.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,877.40 : 4,860,208.74 = 1,994,282.20 : x
  2. Step 2: Convert to fraction form
    3,521,877.40/4,860,208.74 = 1,994,282.20/x
  3. Step 3: Cross multiply
    3,521,877.40x = 4,860,208.74 × 1,994,282.20
  4. Step 4: Simplify right side
    3,521,877.40x = 9,692,627,778,466.43
  5. Step 5: Solve for x
    x = 9,692,627,778,466.43/3,521,877.40
  6. Step 6: Final answer
    x = 2,752,119.59

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1.5x scale

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.