Finding the Fourth Proportional to 1,688,688.08, 2,330,282.76 and 924,750.80
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Solution
The fourth proportional to 1,688,688.08, 2,330,282.76 and 924,750.80 is: 1,276,097.62
Step by Step Solution
- Step 1: Write the proportion equation
1,688,688.08 : 2,330,282.76 = 924,750.80 : x - Step 2: Convert to fraction form
1,688,688.08/2,330,282.76 = 924,750.80/x - Step 3: Cross multiply
1,688,688.08x = 2,330,282.76 × 924,750.80 - Step 4: Simplify right side
1,688,688.08x = 2,154,930,846,536.21 - Step 5: Solve for x
x = 2,154,930,846,536.21/1,688,688.08 - Step 6: Final answer
x = 1,276,097.62
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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.