Finding the Fourth Proportional to 4,917,386.24, 7,375,511.94 and 1,322,870.70
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Solution
The fourth proportional to 4,917,386.24, 7,375,511.94 and 1,322,870.70 is: 1,984,153.41
Step by Step Solution
- Step 1: Write the proportion equation
4,917,386.24 : 7,375,511.94 = 1,322,870.70 : x - Step 2: Convert to fraction form
4,917,386.24/7,375,511.94 = 1,322,870.70/x - Step 3: Cross multiply
4,917,386.24x = 7,375,511.94 × 1,322,870.70 - Step 4: Simplify right side
4,917,386.24x = 9,756,848,642,926.16 - Step 5: Solve for x
x = 9,756,848,642,926.16/4,917,386.24 - Step 6: Final answer
x = 1,984,153.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.