Finding the Fourth Proportional to 1,688,502.87, 2,330,110.70 and 924,556.43
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Solution
The fourth proportional to 1,688,502.87, 2,330,110.70 and 924,556.43 is: 1,275,875.14
Step by Step Solution
- Step 1: Write the proportion equation
1,688,502.87 : 2,330,110.70 = 924,556.43 : x - Step 2: Convert to fraction form
1,688,502.87/2,330,110.70 = 924,556.43/x - Step 3: Cross multiply
1,688,502.87x = 2,330,110.70 × 924,556.43 - Step 4: Simplify right side
1,688,502.87x = 2,154,318,831,499.30 - Step 5: Solve for x
x = 2,154,318,831,499.30/1,688,502.87 - Step 6: Final answer
x = 1,275,875.14
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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.