Finding the Fourth Proportional to 1,757,837.54, 2,426,195.23 and 1,069,731.10
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Solution
The fourth proportional to 1,757,837.54, 2,426,195.23 and 1,069,731.10 is: 1,476,459.82
Step by Step Solution
- Step 1: Write the proportion equation
1,757,837.54 : 2,426,195.23 = 1,069,731.10 : x - Step 2: Convert to fraction form
1,757,837.54/2,426,195.23 = 1,069,731.10/x - Step 3: Cross multiply
1,757,837.54x = 2,426,195.23 × 1,069,731.10 - Step 4: Simplify right side
1,757,837.54x = 2,595,376,492,202.65 - Step 5: Solve for x
x = 2,595,376,492,202.65/1,757,837.54 - Step 6: Final answer
x = 1,476,459.82
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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.