Finding the Fourth Proportional to 1,594,043.79, 2,199,747.60 and 868,885.23
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Solution
The fourth proportional to 1,594,043.79, 2,199,747.60 and 868,885.23 is: 1,199,043.72
Step by Step Solution
- Step 1: Write the proportion equation
1,594,043.79 : 2,199,747.60 = 868,885.23 : x - Step 2: Convert to fraction form
1,594,043.79/2,199,747.60 = 868,885.23/x - Step 3: Cross multiply
1,594,043.79x = 2,199,747.60 × 868,885.23 - Step 4: Simplify right side
1,594,043.79x = 1,911,328,199,367.95 - Step 5: Solve for x
x = 1,911,328,199,367.95/1,594,043.79 - Step 6: Final answer
x = 1,199,043.72
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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.