Finding the Fourth Proportional to 3,378,281.98, 5,067,421.68 and 1,356,525.28
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Solution
The fourth proportional to 3,378,281.98, 5,067,421.68 and 1,356,525.28 is: 2,034,787.40
Step by Step Solution
- Step 1: Write the proportion equation
3,378,281.98 : 5,067,421.68 = 1,356,525.28 : x - Step 2: Convert to fraction form
3,378,281.98/5,067,421.68 = 1,356,525.28/x - Step 3: Cross multiply
3,378,281.98x = 5,067,421.68 × 1,356,525.28 - Step 4: Simplify right side
3,378,281.98x = 6,874,085,613,340.07 - Step 5: Solve for x
x = 6,874,085,613,340.07/3,378,281.98 - Step 6: Final answer
x = 2,034,787.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.