Home / 1,019,866.23-1,407,449.93-561,014.91

Finding the Fourth Proportional to 1,019,866.23, 1,407,449.93 and 561,014.91

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Solution

The fourth proportional to 1,019,866.23, 1,407,449.93 and 561,014.91 is: 774,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,866.23 : 1,407,449.93 = 561,014.91 : x
  2. Step 2: Convert to fraction form
    1,019,866.23/1,407,449.93 = 561,014.91/x
  3. Step 3: Cross multiply
    1,019,866.23x = 1,407,449.93 × 561,014.91
  4. Step 4: Simplify right side
    1,019,866.23x = 789,600,393,003.38
  5. Step 5: Solve for x
    x = 789,600,393,003.38/1,019,866.23
  6. Step 6: Final answer
    x = 774,219.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.