Finding the Fourth Proportional to 5,090,270.51, 7,024,618.98 and 2,767,167.50
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Solution
The fourth proportional to 5,090,270.51, 7,024,618.98 and 2,767,167.50 is: 3,818,715.97
Step by Step Solution
- Step 1: Write the proportion equation
5,090,270.51 : 7,024,618.98 = 2,767,167.50 : x - Step 2: Convert to fraction form
5,090,270.51/7,024,618.98 = 2,767,167.50/x - Step 3: Cross multiply
5,090,270.51x = 7,024,618.98 × 2,767,167.50 - Step 4: Simplify right side
5,090,270.51x = 19,438,297,306,216.06 - Step 5: Solve for x
x = 19,438,297,306,216.06/5,090,270.51 - Step 6: Final answer
x = 3,818,715.97
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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.