Finding the Fourth Proportional to 4,531,579.17, 6,797,302.20 and 1,119,865.68
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Solution
The fourth proportional to 4,531,579.17, 6,797,302.20 and 1,119,865.68 is: 1,679,782.07
Step by Step Solution
- Step 1: Write the proportion equation
4,531,579.17 : 6,797,302.20 = 1,119,865.68 : x - Step 2: Convert to fraction form
4,531,579.17/6,797,302.20 = 1,119,865.68/x - Step 3: Cross multiply
4,531,579.17x = 6,797,302.20 × 1,119,865.68 - Step 4: Simplify right side
4,531,579.17x = 7,612,065,450,368.50 - Step 5: Solve for x
x = 7,612,065,450,368.50/4,531,579.17 - Step 6: Final answer
x = 1,679,782.07
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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.