Finding the Fourth Proportional to 1,556,428.84, 2,334,714.81 and 476,864.08
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Solution
The fourth proportional to 1,556,428.84, 2,334,714.81 and 476,864.08 is: 715,318.04
Step by Step Solution
- Step 1: Write the proportion equation
1,556,428.84 : 2,334,714.81 = 476,864.08 : x - Step 2: Convert to fraction form
1,556,428.84/2,334,714.81 = 476,864.08/x - Step 3: Cross multiply
1,556,428.84x = 2,334,714.81 × 476,864.08 - Step 4: Simplify right side
1,556,428.84x = 1,113,341,629,933.02 - Step 5: Solve for x
x = 1,113,341,629,933.02/1,556,428.84 - Step 6: Final answer
x = 715,318.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.