Finding the Fourth Proportional to 1,027,928.67, 1,418,558.36 and 562,774.79
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Solution
The fourth proportional to 1,027,928.67, 1,418,558.36 and 562,774.79 is: 776,638.40
Step by Step Solution
- Step 1: Write the proportion equation
1,027,928.67 : 1,418,558.36 = 562,774.79 : x - Step 2: Convert to fraction form
1,027,928.67/1,418,558.36 = 562,774.79/x - Step 3: Cross multiply
1,027,928.67x = 1,418,558.36 × 562,774.79 - Step 4: Simplify right side
1,027,928.67x = 798,328,876,058.95 - Step 5: Solve for x
x = 798,328,876,058.95/1,027,928.67 - Step 6: Final answer
x = 776,638.40
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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.