Home / 1,994,899.16-2,992,769.06-646,956.66

Finding the Fourth Proportional to 1,994,899.16, 2,992,769.06 and 646,956.66

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Solution

The fourth proportional to 1,994,899.16, 2,992,769.06 and 646,956.66 is: 970,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,899.16 : 2,992,769.06 = 646,956.66 : x
  2. Step 2: Convert to fraction form
    1,994,899.16/2,992,769.06 = 646,956.66/x
  3. Step 3: Cross multiply
    1,994,899.16x = 2,992,769.06 × 646,956.66
  4. Step 4: Simplify right side
    1,994,899.16x = 1,936,191,875,208.94
  5. Step 5: Solve for x
    x = 1,936,191,875,208.94/1,994,899.16
  6. Step 6: Final answer
    x = 970,571.30

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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.