Finding the Fourth Proportional to 1,232,671.18, 1,701,077.94 and 688,808.34
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Solution
The fourth proportional to 1,232,671.18, 1,701,077.94 and 688,808.34 is: 950,550.88
Step by Step Solution
- Step 1: Write the proportion equation
1,232,671.18 : 1,701,077.94 = 688,808.34 : x - Step 2: Convert to fraction form
1,232,671.18/1,701,077.94 = 688,808.34/x - Step 3: Cross multiply
1,232,671.18x = 1,701,077.94 × 688,808.34 - Step 4: Simplify right side
1,232,671.18x = 1,171,716,672,062.02 - Step 5: Solve for x
x = 1,171,716,672,062.02/1,232,671.18 - Step 6: Final answer
x = 950,550.88
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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.