Finding the Fourth Proportional to 1,017,113.63, 1,403,682.41 and 564,404.63
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Solution
The fourth proportional to 1,017,113.63, 1,403,682.41 and 564,404.63 is: 778,914.79
Step by Step Solution
- Step 1: Write the proportion equation
1,017,113.63 : 1,403,682.41 = 564,404.63 : x - Step 2: Convert to fraction form
1,017,113.63/1,403,682.41 = 564,404.63/x - Step 3: Cross multiply
1,017,113.63x = 1,403,682.41 × 564,404.63 - Step 4: Simplify right side
1,017,113.63x = 792,244,845,646.16 - Step 5: Solve for x
x = 792,244,845,646.16/1,017,113.63 - Step 6: Final answer
x = 778,914.79
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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.