Finding the Fourth Proportional to 1,704,671.19, 2,353,330.71 and 1,245,269.97
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Solution
The fourth proportional to 1,704,671.19, 2,353,330.71 and 1,245,269.97 is: 1,719,118.67
Step by Step Solution
- Step 1: Write the proportion equation
1,704,671.19 : 2,353,330.71 = 1,245,269.97 : x - Step 2: Convert to fraction form
1,704,671.19/2,353,330.71 = 1,245,269.97/x - Step 3: Cross multiply
1,704,671.19x = 2,353,330.71 × 1,245,269.97 - Step 4: Simplify right side
1,704,671.19x = 2,930,532,062,641.78 - Step 5: Solve for x
x = 2,930,532,062,641.78/1,704,671.19 - Step 6: Final answer
x = 1,719,118.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.