Finding the Fourth Proportional to 1,535,063.26, 2,118,389.34 and 846,719.68
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Solution
The fourth proportional to 1,535,063.26, 2,118,389.34 and 846,719.68 is: 1,168,474.28
Step by Step Solution
- Step 1: Write the proportion equation
1,535,063.26 : 2,118,389.34 = 846,719.68 : x - Step 2: Convert to fraction form
1,535,063.26/2,118,389.34 = 846,719.68/x - Step 3: Cross multiply
1,535,063.26x = 2,118,389.34 × 846,719.68 - Step 4: Simplify right side
1,535,063.26x = 1,793,681,944,080.21 - Step 5: Solve for x
x = 1,793,681,944,080.21/1,535,063.26 - Step 6: Final answer
x = 1,168,474.28
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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.