Finding the Fourth Proportional to 2,127,084.84, 2,935,386.14 and 1,160,235.90
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Solution
The fourth proportional to 2,127,084.84, 2,935,386.14 and 1,160,235.90 is: 1,601,130.48
Step by Step Solution
- Step 1: Write the proportion equation
2,127,084.84 : 2,935,386.14 = 1,160,235.90 : x - Step 2: Convert to fraction form
2,127,084.84/2,935,386.14 = 1,160,235.90/x - Step 3: Cross multiply
2,127,084.84x = 2,935,386.14 × 1,160,235.90 - Step 4: Simplify right side
2,127,084.84x = 3,405,740,374,189.25 - Step 5: Solve for x
x = 3,405,740,374,189.25/2,127,084.84 - Step 6: Final answer
x = 1,601,130.48
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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.