Finding the Fourth Proportional to 1,774,274.68, 2,449,316.40 and 1,039,126.68
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Solution
The fourth proportional to 1,774,274.68, 2,449,316.40 and 1,039,126.68 is: 1,434,473.50
Step by Step Solution
- Step 1: Write the proportion equation
1,774,274.68 : 2,449,316.40 = 1,039,126.68 : x - Step 2: Convert to fraction form
1,774,274.68/2,449,316.40 = 1,039,126.68/x - Step 3: Cross multiply
1,774,274.68x = 2,449,316.40 × 1,039,126.68 - Step 4: Simplify right side
1,774,274.68x = 2,545,150,019,001.55 - Step 5: Solve for x
x = 2,545,150,019,001.55/1,774,274.68 - Step 6: Final answer
x = 1,434,473.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.