Finding the Fourth Proportional to 1,696,476, 2,341,141.74 and 971,334.84
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Solution
The fourth proportional to 1,696,476, 2,341,141.74 and 971,334.84 is: 1,340,444.86
Step by Step Solution
- Step 1: Write the proportion equation
1,696,476 : 2,341,141.74 = 971,334.84 : x - Step 2: Convert to fraction form
1,696,476/2,341,141.74 = 971,334.84/x - Step 3: Cross multiply
1,696,476x = 2,341,141.74 × 971,334.84 - Step 4: Simplify right side
1,696,476x = 2,274,032,537,440.22 - Step 5: Solve for x
x = 2,274,032,537,440.22/1,696,476 - Step 6: Final answer
x = 1,340,444.86
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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.