Finding the Fourth Proportional to 1,606,017.51, 2,216,489.33 and 961,437.53
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Solution
The fourth proportional to 1,606,017.51, 2,216,489.33 and 961,437.53 is: 1,326,894.65
Step by Step Solution
- Step 1: Write the proportion equation
1,606,017.51 : 2,216,489.33 = 961,437.53 : x - Step 2: Convert to fraction form
1,606,017.51/2,216,489.33 = 961,437.53/x - Step 3: Cross multiply
1,606,017.51x = 2,216,489.33 × 961,437.53 - Step 4: Simplify right side
1,606,017.51x = 2,131,016,034,651.37 - Step 5: Solve for x
x = 2,131,016,034,651.37/1,606,017.51 - Step 6: Final answer
x = 1,326,894.65
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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.