Finding the Fourth Proportional to 1,116,853.39, 1,537,366.66 and 973,366.75
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Solution
The fourth proportional to 1,116,853.39, 1,537,366.66 and 973,366.75 is: 1,339,854.99
Step by Step Solution
- Step 1: Write the proportion equation
1,116,853.39 : 1,537,366.66 = 973,366.75 : x - Step 2: Convert to fraction form
1,116,853.39/1,537,366.66 = 973,366.75/x - Step 3: Cross multiply
1,116,853.39x = 1,537,366.66 × 973,366.75 - Step 4: Simplify right side
1,116,853.39x = 1,496,421,589,402.56 - Step 5: Solve for x
x = 1,496,421,589,402.56/1,116,853.39 - Step 6: Final answer
x = 1,339,854.99
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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.