Finding the Fourth Proportional to 2,916,574.29, 4,374,736.80 and 997,657.12
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Solution
The fourth proportional to 2,916,574.29, 4,374,736.80 and 997,657.12 is: 1,496,443.05
Step by Step Solution
- Step 1: Write the proportion equation
2,916,574.29 : 4,374,736.80 = 997,657.12 : x - Step 2: Convert to fraction form
2,916,574.29/4,374,736.80 = 997,657.12/x - Step 3: Cross multiply
2,916,574.29x = 4,374,736.80 × 997,657.12 - Step 4: Simplify right side
2,916,574.29x = 4,364,487,318,373.22 - Step 5: Solve for x
x = 4,364,487,318,373.22/2,916,574.29 - Step 6: Final answer
x = 1,496,443.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.