Finding the Fourth Proportional to 4,417,766.99, 6,625,912.36 and 1,223,216.09
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Solution
The fourth proportional to 4,417,766.99, 6,625,912.36 and 1,223,216.09 is: 1,834,619.76
Step by Step Solution
- Step 1: Write the proportion equation
4,417,766.99 : 6,625,912.36 = 1,223,216.09 : x - Step 2: Convert to fraction form
4,417,766.99/6,625,912.36 = 1,223,216.09/x - Step 3: Cross multiply
4,417,766.99x = 6,625,912.36 × 1,223,216.09 - Step 4: Simplify right side
4,417,766.99x = 8,104,922,609,681.87 - Step 5: Solve for x
x = 8,104,922,609,681.87/4,417,766.99 - Step 6: Final answer
x = 1,834,619.76
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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.