Finding the Fourth Proportional to 2,294,425.08, 3,166,702.92 and 1,328,088.20
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Solution
The fourth proportional to 2,294,425.08, 3,166,702.92 and 1,328,088.20 is: 1,832,991.11
Step by Step Solution
- Step 1: Write the proportion equation
2,294,425.08 : 3,166,702.92 = 1,328,088.20 : x - Step 2: Convert to fraction form
2,294,425.08/3,166,702.92 = 1,328,088.20/x - Step 3: Cross multiply
2,294,425.08x = 3,166,702.92 × 1,328,088.20 - Step 4: Simplify right side
2,294,425.08x = 4,205,660,765,124.03 - Step 5: Solve for x
x = 4,205,660,765,124.03/2,294,425.08 - Step 6: Final answer
x = 1,832,991.11
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1.5x scale
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.