Finding the Fourth Proportional to 1,742,569.82, 2,613,135.23 and 756,728.31
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Solution
The fourth proportional to 1,742,569.82, 2,613,135.23 and 756,728.31 is: 1,134,780.02
Step by Step Solution
- Step 1: Write the proportion equation
1,742,569.82 : 2,613,135.23 = 756,728.31 : x - Step 2: Convert to fraction form
1,742,569.82/2,613,135.23 = 756,728.31/x - Step 3: Cross multiply
1,742,569.82x = 2,613,135.23 × 756,728.31 - Step 4: Simplify right side
1,742,569.82x = 1,977,433,402,615.72 - Step 5: Solve for x
x = 1,977,433,402,615.72/1,742,569.82 - Step 6: Final answer
x = 1,134,780.02
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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.