Finding the Fourth Proportional to 1,518,410.61, 2,277,306.09 and 558,536.31
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Solution
The fourth proportional to 1,518,410.61, 2,277,306.09 and 558,536.31 is: 837,690.50
Step by Step Solution
- Step 1: Write the proportion equation
1,518,410.61 : 2,277,306.09 = 558,536.31 : x - Step 2: Convert to fraction form
1,518,410.61/2,277,306.09 = 558,536.31/x - Step 3: Cross multiply
1,518,410.61x = 2,277,306.09 × 558,536.31 - Step 4: Simplify right side
1,518,410.61x = 1,271,958,140,249.13 - Step 5: Solve for x
x = 1,271,958,140,249.13/1,518,410.61 - Step 6: Final answer
x = 837,690.50
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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.