Finding the Fourth Proportional to 1,688,704.30, 2,330,341.95 and 924,744.70
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Solution
The fourth proportional to 1,688,704.30, 2,330,341.95 and 924,744.70 is: 1,276,109.36
Step by Step Solution
- Step 1: Write the proportion equation
1,688,704.30 : 2,330,341.95 = 924,744.70 : x - Step 2: Convert to fraction form
1,688,704.30/2,330,341.95 = 924,744.70/x - Step 3: Cross multiply
1,688,704.30x = 2,330,341.95 × 924,744.70 - Step 4: Simplify right side
1,688,704.30x = 2,154,971,367,450.17 - Step 5: Solve for x
x = 2,154,971,367,450.17/1,688,704.30 - Step 6: Final answer
x = 1,276,109.36
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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.