Finding the Fourth Proportional to 2,416,348.64, 3,334,646.76 and 1,328,702.96
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Solution
The fourth proportional to 2,416,348.64, 3,334,646.76 and 1,328,702.96 is: 1,833,657.17
Step by Step Solution
- Step 1: Write the proportion equation
2,416,348.64 : 3,334,646.76 = 1,328,702.96 : x - Step 2: Convert to fraction form
2,416,348.64/3,334,646.76 = 1,328,702.96/x - Step 3: Cross multiply
2,416,348.64x = 3,334,646.76 × 1,328,702.96 - Step 4: Simplify right side
2,416,348.64x = 4,430,755,020,566.41 - Step 5: Solve for x
x = 4,430,755,020,566.41/2,416,348.64 - Step 6: Final answer
x = 1,833,657.17
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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.