Finding the Fourth Proportional to 1,381,802.74, 2,072,704.14 and 539,764
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Solution
The fourth proportional to 1,381,802.74, 2,072,704.14 and 539,764 is: 809,646.01
Step by Step Solution
- Step 1: Write the proportion equation
1,381,802.74 : 2,072,704.14 = 539,764 : x - Step 2: Convert to fraction form
1,381,802.74/2,072,704.14 = 539,764/x - Step 3: Cross multiply
1,381,802.74x = 2,072,704.14 × 539,764 - Step 4: Simplify right side
1,381,802.74x = 1,118,771,077,422.96 - Step 5: Solve for x
x = 1,118,771,077,422.96/1,381,802.74 - Step 6: Final answer
x = 809,646.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.