Finding the Fourth Proportional to 2,828,451.24, 3,903,272.82 and 1,539,307.08
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Solution
The fourth proportional to 2,828,451.24, 3,903,272.82 and 1,539,307.08 is: 2,124,249.27
Step by Step Solution
- Step 1: Write the proportion equation
2,828,451.24 : 3,903,272.82 = 1,539,307.08 : x - Step 2: Convert to fraction form
2,828,451.24/3,903,272.82 = 1,539,307.08/x - Step 3: Cross multiply
2,828,451.24x = 3,903,272.82 × 1,539,307.08 - Step 4: Simplify right side
2,828,451.24x = 6,008,335,486,997.57 - Step 5: Solve for x
x = 6,008,335,486,997.57/2,828,451.24 - Step 6: Final answer
x = 2,124,249.27
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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.