Finding the Fourth Proportional to 4,716,276.78, 7,075,910.88 and 1,683,576.12
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Solution
The fourth proportional to 4,716,276.78, 7,075,910.88 and 1,683,576.12 is: 2,525,898.11
Step by Step Solution
- Step 1: Write the proportion equation
4,716,276.78 : 7,075,910.88 = 1,683,576.12 : x - Step 2: Convert to fraction form
4,716,276.78/7,075,910.88 = 1,683,576.12/x - Step 3: Cross multiply
4,716,276.78x = 7,075,910.88 × 1,683,576.12 - Step 4: Simplify right side
4,716,276.78x = 11,912,834,584,816.19 - Step 5: Solve for x
x = 11,912,834,584,816.19/4,716,276.78 - Step 6: Final answer
x = 2,525,898.11
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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.