Finding the Fourth Proportional to 1,756,449.12, 2,423,868.16 and 992,486.24
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Solution
The fourth proportional to 1,756,449.12, 2,423,868.16 and 992,486.24 is: 1,369,613.14
Step by Step Solution
- Step 1: Write the proportion equation
1,756,449.12 : 2,423,868.16 = 992,486.24 : x - Step 2: Convert to fraction form
1,756,449.12/2,423,868.16 = 992,486.24/x - Step 3: Cross multiply
1,756,449.12x = 2,423,868.16 × 992,486.24 - Step 4: Simplify right side
1,756,449.12x = 2,405,655,796,374.12 - Step 5: Solve for x
x = 2,405,655,796,374.12/1,756,449.12 - Step 6: Final answer
x = 1,369,613.14
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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.