Finding the Fourth Proportional to 1,903,094.49, 2,626,028.40 and 1,087,350.99
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Solution
The fourth proportional to 1,903,094.49, 2,626,028.40 and 1,087,350.99 is: 1,500,406.10
Step by Step Solution
- Step 1: Write the proportion equation
1,903,094.49 : 2,626,028.40 = 1,087,350.99 : x - Step 2: Convert to fraction form
1,903,094.49/2,626,028.40 = 1,087,350.99/x - Step 3: Cross multiply
1,903,094.49x = 2,626,028.40 × 1,087,350.99 - Step 4: Simplify right side
1,903,094.49x = 2,855,414,580,508.12 - Step 5: Solve for x
x = 2,855,414,580,508.12/1,903,094.49 - Step 6: Final answer
x = 1,500,406.10
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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.