Home / 1,184,754.22-1,776,041.04-644,220.78

Finding the Fourth Proportional to 1,184,754.22, 1,776,041.04 and 644,220.78

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Solution

The fourth proportional to 1,184,754.22, 1,776,041.04 and 644,220.78 is: 965,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,754.22 : 1,776,041.04 = 644,220.78 : x
  2. Step 2: Convert to fraction form
    1,184,754.22/1,776,041.04 = 644,220.78/x
  3. Step 3: Cross multiply
    1,184,754.22x = 1,776,041.04 × 644,220.78
  4. Step 4: Simplify right side
    1,184,754.22x = 1,144,162,544,100.81
  5. Step 5: Solve for x
    x = 1,144,162,544,100.81/1,184,754.22
  6. Step 6: Final answer
    x = 965,738.31

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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.