Finding the Fourth Proportional to 1,524,309.68, 2,103,395.78 and 879,937.40
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Solution
The fourth proportional to 1,524,309.68, 2,103,395.78 and 879,937.40 is: 1,214,226.11
Step by Step Solution
- Step 1: Write the proportion equation
1,524,309.68 : 2,103,395.78 = 879,937.40 : x - Step 2: Convert to fraction form
1,524,309.68/2,103,395.78 = 879,937.40/x - Step 3: Cross multiply
1,524,309.68x = 2,103,395.78 × 879,937.40 - Step 4: Simplify right side
1,524,309.68x = 1,850,856,613,824.17 - Step 5: Solve for x
x = 1,850,856,613,824.17/1,524,309.68 - Step 6: Final answer
x = 1,214,226.11
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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.