Finding the Fourth Proportional to 3,830,774.48, 5,283,479.33 and 2,454,246.15
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Solution
The fourth proportional to 3,830,774.48, 5,283,479.33 and 2,454,246.15 is: 3,384,944.45
Step by Step Solution
- Step 1: Write the proportion equation
3,830,774.48 : 5,283,479.33 = 2,454,246.15 : x - Step 2: Convert to fraction form
3,830,774.48/5,283,479.33 = 2,454,246.15/x - Step 3: Cross multiply
3,830,774.48x = 5,283,479.33 × 2,454,246.15 - Step 4: Simplify right side
3,830,774.48x = 12,966,958,804,257.08 - Step 5: Solve for x
x = 12,966,958,804,257.08/3,830,774.48 - Step 6: Final answer
x = 3,384,944.45
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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.