Finding the Fourth Proportional to 2,384,228.41, 3,290,135.16 and 1,351,805.65
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Solution
The fourth proportional to 2,384,228.41, 3,290,135.16 and 1,351,805.65 is: 1,865,435.07
Step by Step Solution
- Step 1: Write the proportion equation
2,384,228.41 : 3,290,135.16 = 1,351,805.65 : x - Step 2: Convert to fraction form
2,384,228.41/3,290,135.16 = 1,351,805.65/x - Step 3: Cross multiply
2,384,228.41x = 3,290,135.16 × 1,351,805.65 - Step 4: Simplify right side
2,384,228.41x = 4,447,623,298,551.65 - Step 5: Solve for x
x = 4,447,623,298,551.65/2,384,228.41 - Step 6: Final answer
x = 1,865,435.07
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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.