Home / 2,015,908.70-3,020,363.85-1,305,571.10

Finding the Fourth Proportional to 2,015,908.70, 3,020,363.85 and 1,305,571.10

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Solution

The fourth proportional to 2,015,908.70, 3,020,363.85 and 1,305,571.10 is: 1,956,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,908.70 : 3,020,363.85 = 1,305,571.10 : x
  2. Step 2: Convert to fraction form
    2,015,908.70/3,020,363.85 = 1,305,571.10/x
  3. Step 3: Cross multiply
    2,015,908.70x = 3,020,363.85 × 1,305,571.10
  4. Step 4: Simplify right side
    2,015,908.70x = 3,943,299,754,044.74
  5. Step 5: Solve for x
    x = 3,943,299,754,044.74/2,015,908.70
  6. Step 6: Final answer
    x = 1,956,090.45

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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.