Finding the Fourth Proportional to 2,091,632.75, 3,138,776.36 and 893,564.09
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Solution
The fourth proportional to 2,091,632.75, 3,138,776.36 and 893,564.09 is: 1,340,913.14
Step by Step Solution
- Step 1: Write the proportion equation
2,091,632.75 : 3,138,776.36 = 893,564.09 : x - Step 2: Convert to fraction form
2,091,632.75/3,138,776.36 = 893,564.09/x - Step 3: Cross multiply
2,091,632.75x = 3,138,776.36 × 893,564.09 - Step 4: Simplify right side
2,091,632.75x = 2,804,697,841,836.91 - Step 5: Solve for x
x = 2,804,697,841,836.91/2,091,632.75 - Step 6: Final answer
x = 1,340,913.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.