Finding the Fourth Proportional to 1,232,593.96, 1,700,988.20 and 688,752.68
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Solution
The fourth proportional to 1,232,593.96, 1,700,988.20 and 688,752.68 is: 950,483.47
Step by Step Solution
- Step 1: Write the proportion equation
1,232,593.96 : 1,700,988.20 = 688,752.68 : x - Step 2: Convert to fraction form
1,232,593.96/1,700,988.20 = 688,752.68/x - Step 3: Cross multiply
1,232,593.96x = 1,700,988.20 × 688,752.68 - Step 4: Simplify right side
1,232,593.96x = 1,171,560,181,398.38 - Step 5: Solve for x
x = 1,171,560,181,398.38/1,232,593.96 - Step 6: Final answer
x = 950,483.47
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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.