Finding the Fourth Proportional to 1,657,416.90, 2,486,125.35 and 937,019.10
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Solution
The fourth proportional to 1,657,416.90, 2,486,125.35 and 937,019.10 is: 1,405,528.65
Step by Step Solution
- Step 1: Write the proportion equation
1,657,416.90 : 2,486,125.35 = 937,019.10 : x - Step 2: Convert to fraction form
1,657,416.90/2,486,125.35 = 937,019.10/x - Step 3: Cross multiply
1,657,416.90x = 2,486,125.35 × 937,019.10 - Step 4: Simplify right side
1,657,416.90x = 2,329,546,937,944.19 - Step 5: Solve for x
x = 2,329,546,937,944.19/1,657,416.90 - Step 6: Final answer
x = 1,405,528.65
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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.