Finding the Fourth Proportional to 2,236,004.10, 3,087,603.56 and 2,163,699.07
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Solution
The fourth proportional to 2,236,004.10, 3,087,603.56 and 2,163,699.07 is: 2,987,760.59
Step by Step Solution
- Step 1: Write the proportion equation
2,236,004.10 : 3,087,603.56 = 2,163,699.07 : x - Step 2: Convert to fraction form
2,236,004.10/3,087,603.56 = 2,163,699.07/x - Step 3: Cross multiply
2,236,004.10x = 3,087,603.56 × 2,163,699.07 - Step 4: Simplify right side
2,236,004.10x = 6,680,644,925,044.18 - Step 5: Solve for x
x = 6,680,644,925,044.18/2,236,004.10 - Step 6: Final answer
x = 2,987,760.59
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1.5x scale
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.