Finding the Fourth Proportional to 2,390,074.58, 3,298,261.03 and 1,302,354.94
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Solution
The fourth proportional to 2,390,074.58, 3,298,261.03 and 1,302,354.94 is: 1,797,226.99
Step by Step Solution
- Step 1: Write the proportion equation
2,390,074.58 : 3,298,261.03 = 1,302,354.94 : x - Step 2: Convert to fraction form
2,390,074.58/3,298,261.03 = 1,302,354.94/x - Step 3: Cross multiply
2,390,074.58x = 3,298,261.03 × 1,302,354.94 - Step 4: Simplify right side
2,390,074.58x = 4,295,506,545,829.99 - Step 5: Solve for x
x = 4,295,506,545,829.99/2,390,074.58 - Step 6: Final answer
x = 1,797,226.99
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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.