Finding the Fourth Proportional to 1,069,515.05, 1,593,129.68 and 1,012,716.83
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Solution
The fourth proportional to 1,069,515.05, 1,593,129.68 and 1,012,716.83 is: 1,508,524.11
Step by Step Solution
- Step 1: Write the proportion equation
1,069,515.05 : 1,593,129.68 = 1,012,716.83 : x - Step 2: Convert to fraction form
1,069,515.05/1,593,129.68 = 1,012,716.83/x - Step 3: Cross multiply
1,069,515.05x = 1,593,129.68 × 1,012,716.83 - Step 4: Simplify right side
1,069,515.05x = 1,613,389,226,279.28 - Step 5: Solve for x
x = 1,613,389,226,279.28/1,069,515.05 - Step 6: Final answer
x = 1,508,524.11
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.