Finding the Fourth Proportional to 1,123,620.12, 1,685,597.99 and 413,594.17
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Solution
The fourth proportional to 1,123,620.12, 1,685,597.99 and 413,594.17 is: 620,453.02
Step by Step Solution
- Step 1: Write the proportion equation
1,123,620.12 : 1,685,597.99 = 413,594.17 : x - Step 2: Convert to fraction form
1,123,620.12/1,685,597.99 = 413,594.17/x - Step 3: Cross multiply
1,123,620.12x = 1,685,597.99 × 413,594.17 - Step 4: Simplify right side
1,123,620.12x = 697,153,495,345.75 - Step 5: Solve for x
x = 697,153,495,345.75/1,123,620.12 - Step 6: Final answer
x = 620,453.02
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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.