Finding the Fourth Proportional to 1,403,386.68, 1,937,559.18 and 973,516.44
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Solution
The fourth proportional to 1,403,386.68, 1,937,559.18 and 973,516.44 is: 1,344,066.99
Step by Step Solution
- Step 1: Write the proportion equation
1,403,386.68 : 1,937,559.18 = 973,516.44 : x - Step 2: Convert to fraction form
1,403,386.68/1,937,559.18 = 973,516.44/x - Step 3: Cross multiply
1,403,386.68x = 1,937,559.18 × 973,516.44 - Step 4: Simplify right side
1,403,386.68x = 1,886,245,715,202.92 - Step 5: Solve for x
x = 1,886,245,715,202.92/1,403,386.68 - Step 6: Final answer
x = 1,344,066.99
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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.