Finding the Fourth Proportional to 1,511,634.24, 2,085,959.40 and 832,570.68
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Solution
The fourth proportional to 1,511,634.24, 2,085,959.40 and 832,570.68 is: 1,148,894.75
Step by Step Solution
- Step 1: Write the proportion equation
1,511,634.24 : 2,085,959.40 = 832,570.68 : x - Step 2: Convert to fraction form
1,511,634.24/2,085,959.40 = 832,570.68/x - Step 3: Cross multiply
1,511,634.24x = 2,085,959.40 × 832,570.68 - Step 4: Simplify right side
1,511,634.24x = 1,736,708,636,110.39 - Step 5: Solve for x
x = 1,736,708,636,110.39/1,511,634.24 - Step 6: Final answer
x = 1,148,894.75
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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.