Home / 2,010,470.20-3,015,705.30-1,325,501.80

Finding the Fourth Proportional to 2,010,470.20, 3,015,705.30 and 1,325,501.80

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Solution

The fourth proportional to 2,010,470.20, 3,015,705.30 and 1,325,501.80 is: 1,988,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,470.20 : 3,015,705.30 = 1,325,501.80 : x
  2. Step 2: Convert to fraction form
    2,010,470.20/3,015,705.30 = 1,325,501.80/x
  3. Step 3: Cross multiply
    2,010,470.20x = 3,015,705.30 × 1,325,501.80
  4. Step 4: Simplify right side
    2,010,470.20x = 3,997,322,803,419.54
  5. Step 5: Solve for x
    x = 3,997,322,803,419.54/2,010,470.20
  6. Step 6: Final answer
    x = 1,988,252.70

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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.