Home / 2,752,191.40-4,119,992.70-2,420,415.40

Finding the Fourth Proportional to 2,752,191.40, 4,119,992.70 and 2,420,415.40

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Solution

The fourth proportional to 2,752,191.40, 4,119,992.70 and 2,420,415.40 is: 3,623,328.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,191.40 : 4,119,992.70 = 2,420,415.40 : x
  2. Step 2: Convert to fraction form
    2,752,191.40/4,119,992.70 = 2,420,415.40/x
  3. Step 3: Cross multiply
    2,752,191.40x = 4,119,992.70 × 2,420,415.40
  4. Step 4: Simplify right side
    2,752,191.40x = 9,972,093,778,967.58
  5. Step 5: Solve for x
    x = 9,972,093,778,967.58/2,752,191.40
  6. Step 6: Final answer
    x = 3,623,328.59

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1.5x scale

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.