Finding the Fourth Proportional to 1,926,216.39, 2,657,575.92 and 1,110,308.67
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Solution
The fourth proportional to 1,926,216.39, 2,657,575.92 and 1,110,308.67 is: 1,531,878.56
Step by Step Solution
- Step 1: Write the proportion equation
1,926,216.39 : 2,657,575.92 = 1,110,308.67 : x - Step 2: Convert to fraction form
1,926,216.39/2,657,575.92 = 1,110,308.67/x - Step 3: Cross multiply
1,926,216.39x = 2,657,575.92 × 1,110,308.67 - Step 4: Simplify right side
1,926,216.39x = 2,950,729,585,159.23 - Step 5: Solve for x
x = 2,950,729,585,159.23/1,926,216.39 - Step 6: Final answer
x = 1,531,878.56
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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.