Finding the Fourth Proportional to 1,676,862.84, 2,313,323.10 and 1,132,823.64
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Solution
The fourth proportional to 1,676,862.84, 2,313,323.10 and 1,132,823.64 is: 1,562,791.56
Step by Step Solution
- Step 1: Write the proportion equation
1,676,862.84 : 2,313,323.10 = 1,132,823.64 : x - Step 2: Convert to fraction form
1,676,862.84/2,313,323.10 = 1,132,823.64/x - Step 3: Cross multiply
1,676,862.84x = 2,313,323.10 × 1,132,823.64 - Step 4: Simplify right side
1,676,862.84x = 2,620,587,094,638.08 - Step 5: Solve for x
x = 2,620,587,094,638.08/1,676,862.84 - Step 6: Final answer
x = 1,562,791.56
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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.