Home / 3,521,876.40-4,860,207.36-1,994,281.20

Finding the Fourth Proportional to 3,521,876.40, 4,860,207.36 and 1,994,281.20

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Solution

The fourth proportional to 3,521,876.40, 4,860,207.36 and 1,994,281.20 is: 2,752,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,876.40 : 4,860,207.36 = 1,994,281.20 : x
  2. Step 2: Convert to fraction form
    3,521,876.40/4,860,207.36 = 1,994,281.20/x
  3. Step 3: Cross multiply
    3,521,876.40x = 4,860,207.36 × 1,994,281.20
  4. Step 4: Simplify right side
    3,521,876.40x = 9,692,620,166,149.63
  5. Step 5: Solve for x
    x = 9,692,620,166,149.63/3,521,876.40
  6. Step 6: Final answer
    x = 2,752,118.21

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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.