Finding the Fourth Proportional to 1,411,664.52, 1,948,107.77 and 767,088.19
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Solution
The fourth proportional to 1,411,664.52, 1,948,107.77 and 767,088.19 is: 1,058,587.53
Step by Step Solution
- Step 1: Write the proportion equation
1,411,664.52 : 1,948,107.77 = 767,088.19 : x - Step 2: Convert to fraction form
1,411,664.52/1,948,107.77 = 767,088.19/x - Step 3: Cross multiply
1,411,664.52x = 1,948,107.77 × 767,088.19 - Step 4: Simplify right side
1,411,664.52x = 1,494,370,464,690.51 - Step 5: Solve for x
x = 1,494,370,464,690.51/1,411,664.52 - Step 6: Final answer
x = 1,058,587.53
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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.