Finding the Fourth Proportional to 1,671,160, 2,306,203.68 and 955,768
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Solution
The fourth proportional to 1,671,160, 2,306,203.68 and 955,768 is: 1,318,961.49
Step by Step Solution
- Step 1: Write the proportion equation
1,671,160 : 2,306,203.68 = 955,768 : x - Step 2: Convert to fraction form
1,671,160/2,306,203.68 = 955,768/x - Step 3: Cross multiply
1,671,160x = 2,306,203.68 × 955,768 - Step 4: Simplify right side
1,671,160x = 2,204,195,678,826.24 - Step 5: Solve for x
x = 2,204,195,678,826.24/1,671,160 - Step 6: Final answer
x = 1,318,961.49
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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.