Finding the Fourth Proportional to 2,390,053.10, 3,298,230.67 and 1,302,334.07
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Solution
The fourth proportional to 2,390,053.10, 3,298,230.67 and 1,302,334.07 is: 1,797,197.80
Step by Step Solution
- Step 1: Write the proportion equation
2,390,053.10 : 3,298,230.67 = 1,302,334.07 : x - Step 2: Convert to fraction form
2,390,053.10/3,298,230.67 = 1,302,334.07/x - Step 3: Cross multiply
2,390,053.10x = 3,298,230.67 × 1,302,334.07 - Step 4: Simplify right side
2,390,053.10x = 4,295,398,172,259.93 - Step 5: Solve for x
x = 4,295,398,172,259.93/2,390,053.10 - Step 6: Final answer
x = 1,797,197.80
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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.