Finding the Fourth Proportional to 2,866,367.69, 3,955,135.64 and 1,642,437.84
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Solution
The fourth proportional to 2,866,367.69, 3,955,135.64 and 1,642,437.84 is: 2,266,305.35
Step by Step Solution
- Step 1: Write the proportion equation
2,866,367.69 : 3,955,135.64 = 1,642,437.84 : x - Step 2: Convert to fraction form
2,866,367.69/3,955,135.64 = 1,642,437.84/x - Step 3: Cross multiply
2,866,367.69x = 3,955,135.64 × 1,642,437.84 - Step 4: Simplify right side
2,866,367.69x = 6,496,064,429,256.43 - Step 5: Solve for x
x = 6,496,064,429,256.43/2,866,367.69 - Step 6: Final answer
x = 2,266,305.35
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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.