Finding the Fourth Proportional to 1,441,484.91, 1,988,919.12 and 860,594.97
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Solution
The fourth proportional to 1,441,484.91, 1,988,919.12 and 860,594.97 is: 1,187,424.01
Step by Step Solution
- Step 1: Write the proportion equation
1,441,484.91 : 1,988,919.12 = 860,594.97 : x - Step 2: Convert to fraction form
1,441,484.91/1,988,919.12 = 860,594.97/x - Step 3: Cross multiply
1,441,484.91x = 1,988,919.12 × 860,594.97 - Step 4: Simplify right side
1,441,484.91x = 1,711,653,790,408.83 - Step 5: Solve for x
x = 1,711,653,790,408.83/1,441,484.91 - Step 6: Final answer
x = 1,187,424.01
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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.