Finding the Fourth Proportional to 2,127,058.84, 2,935,350.32 and 1,160,209.90
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Solution
The fourth proportional to 2,127,058.84, 2,935,350.32 and 1,160,209.90 is: 1,601,094.64
Step by Step Solution
- Step 1: Write the proportion equation
2,127,058.84 : 2,935,350.32 = 1,160,209.90 : x - Step 2: Convert to fraction form
2,127,058.84/2,935,350.32 = 1,160,209.90/x - Step 3: Cross multiply
2,127,058.84x = 2,935,350.32 × 1,160,209.90 - Step 4: Simplify right side
2,127,058.84x = 3,405,622,501,232.17 - Step 5: Solve for x
x = 3,405,622,501,232.17/2,127,058.84 - Step 6: Final answer
x = 1,601,094.64
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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.