Finding the Fourth Proportional to 1,696,852.68, 2,340,994.11 and 971,312.66
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Solution
The fourth proportional to 1,696,852.68, 2,340,994.11 and 971,312.66 is: 1,340,032.19
Step by Step Solution
- Step 1: Write the proportion equation
1,696,852.68 : 2,340,994.11 = 971,312.66 : x - Step 2: Convert to fraction form
1,696,852.68/2,340,994.11 = 971,312.66/x - Step 3: Cross multiply
1,696,852.68x = 2,340,994.11 × 971,312.66 - Step 4: Simplify right side
1,696,852.68x = 2,273,837,216,028.43 - Step 5: Solve for x
x = 2,273,837,216,028.43/1,696,852.68 - Step 6: Final answer
x = 1,340,032.19
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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.