Finding the Fourth Proportional to 1,508,906.80, 2,257,455.30 and 977,465.80
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Solution
The fourth proportional to 1,508,906.80, 2,257,455.30 and 977,465.80 is: 1,462,373.52
Step by Step Solution
- Step 1: Write the proportion equation
1,508,906.80 : 2,257,455.30 = 977,465.80 : x - Step 2: Convert to fraction form
1,508,906.80/2,257,455.30 = 977,465.80/x - Step 3: Cross multiply
1,508,906.80x = 2,257,455.30 × 977,465.80 - Step 4: Simplify right side
1,508,906.80x = 2,206,585,350,778.74 - Step 5: Solve for x
x = 2,206,585,350,778.74/1,508,906.80 - Step 6: Final answer
x = 1,462,373.52
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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.