Finding the Fourth Proportional to 1,725,878.73, 2,381,794.16 and 961,937.85
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Solution
The fourth proportional to 1,725,878.73, 2,381,794.16 and 961,937.85 is: 1,327,519.66
Step by Step Solution
- Step 1: Write the proportion equation
1,725,878.73 : 2,381,794.16 = 961,937.85 : x - Step 2: Convert to fraction form
1,725,878.73/2,381,794.16 = 961,937.85/x - Step 3: Cross multiply
1,725,878.73x = 2,381,794.16 × 961,937.85 - Step 4: Simplify right side
1,725,878.73x = 2,291,137,948,603.27 - Step 5: Solve for x
x = 2,291,137,948,603.27/1,725,878.73 - Step 6: Final answer
x = 1,327,519.66
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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.