Finding the Fourth Proportional to 1,524,455.12, 2,103,697.32 and 845,441.84
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Solution
The fourth proportional to 1,524,455.12, 2,103,697.32 and 845,441.84 is: 1,166,681.60
Step by Step Solution
- Step 1: Write the proportion equation
1,524,455.12 : 2,103,697.32 = 845,441.84 : x - Step 2: Convert to fraction form
1,524,455.12/2,103,697.32 = 845,441.84/x - Step 3: Cross multiply
1,524,455.12x = 2,103,697.32 × 845,441.84 - Step 4: Simplify right side
1,524,455.12x = 1,778,553,733,023.87 - Step 5: Solve for x
x = 1,778,553,733,023.87/1,524,455.12 - Step 6: Final answer
x = 1,166,681.60
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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.