Finding the Fourth Proportional to 1,081,220.07, 1,492,023.45 and 597,756.99
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Solution
The fourth proportional to 1,081,220.07, 1,492,023.45 and 597,756.99 is: 824,871.34
Step by Step Solution
- Step 1: Write the proportion equation
1,081,220.07 : 1,492,023.45 = 597,756.99 : x - Step 2: Convert to fraction form
1,081,220.07/1,492,023.45 = 597,756.99/x - Step 3: Cross multiply
1,081,220.07x = 1,492,023.45 × 597,756.99 - Step 4: Simplify right side
1,081,220.07x = 891,867,446,481.42 - Step 5: Solve for x
x = 891,867,446,481.42/1,081,220.07 - Step 6: Final answer
x = 824,871.34
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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.