Finding the Fourth Proportional to 1,356,681.19, 2,035,065.12 and 682,394.26
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Solution
The fourth proportional to 1,356,681.19, 2,035,065.12 and 682,394.26 is: 1,023,613.19
Step by Step Solution
- Step 1: Write the proportion equation
1,356,681.19 : 2,035,065.12 = 682,394.26 : x - Step 2: Convert to fraction form
1,356,681.19/2,035,065.12 = 682,394.26/x - Step 3: Cross multiply
1,356,681.19x = 2,035,065.12 × 682,394.26 - Step 4: Simplify right side
1,356,681.19x = 1,388,716,756,614.21 - Step 5: Solve for x
x = 1,388,716,756,614.21/1,356,681.19 - Step 6: Final answer
x = 1,023,613.19
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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.