Finding the Fourth Proportional to 2,390,104.48, 3,298,427.60 and 1,302,465.68
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Solution
The fourth proportional to 2,390,104.48, 3,298,427.60 and 1,302,465.68 is: 1,797,448.10
Step by Step Solution
- Step 1: Write the proportion equation
2,390,104.48 : 3,298,427.60 = 1,302,465.68 : x - Step 2: Convert to fraction form
2,390,104.48/3,298,427.60 = 1,302,465.68/x - Step 3: Cross multiply
2,390,104.48x = 3,298,427.60 × 1,302,465.68 - Step 4: Simplify right side
2,390,104.48x = 4,296,088,746,964.77 - Step 5: Solve for x
x = 4,296,088,746,964.77/2,390,104.48 - Step 6: Final answer
x = 1,797,448.10
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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.