Finding the Fourth Proportional to 2,371,516.19, 3,557,372.71 and 688,619.69
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Solution
The fourth proportional to 2,371,516.19, 3,557,372.71 and 688,619.69 is: 1,032,958.11
Step by Step Solution
- Step 1: Write the proportion equation
2,371,516.19 : 3,557,372.71 = 688,619.69 : x - Step 2: Convert to fraction form
2,371,516.19/3,557,372.71 = 688,619.69/x - Step 3: Cross multiply
2,371,516.19x = 3,557,372.71 × 688,619.69 - Step 4: Simplify right side
2,371,516.19x = 2,449,676,892,774.66 - Step 5: Solve for x
x = 2,449,676,892,774.66/2,371,516.19 - Step 6: Final answer
x = 1,032,958.11
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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.