Finding the Fourth Proportional to 5,416,781.10, 8,125,028.64 and 1,579,662.52
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Solution
The fourth proportional to 5,416,781.10, 8,125,028.64 and 1,579,662.52 is: 2,369,452.07
Step by Step Solution
- Step 1: Write the proportion equation
5,416,781.10 : 8,125,028.64 = 1,579,662.52 : x - Step 2: Convert to fraction form
5,416,781.10/8,125,028.64 = 1,579,662.52/x - Step 3: Cross multiply
5,416,781.10x = 8,125,028.64 × 1,579,662.52 - Step 4: Simplify right side
5,416,781.10x = 12,834,803,216,534.57 - Step 5: Solve for x
x = 12,834,803,216,534.57/5,416,781.10 - Step 6: Final answer
x = 2,369,452.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.