Finding the Fourth Proportional to 2,292,364.80, 3,163,276.80 and 1,374,796.80
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Solution
The fourth proportional to 2,292,364.80, 3,163,276.80 and 1,374,796.80 is: 1,897,107.66
Step by Step Solution
- Step 1: Write the proportion equation
2,292,364.80 : 3,163,276.80 = 1,374,796.80 : x - Step 2: Convert to fraction form
2,292,364.80/3,163,276.80 = 1,374,796.80/x - Step 3: Cross multiply
2,292,364.80x = 3,163,276.80 × 1,374,796.80 - Step 4: Simplify right side
2,292,364.80x = 4,348,862,822,154.24 - Step 5: Solve for x
x = 4,348,862,822,154.24/2,292,364.80 - Step 6: Final answer
x = 1,897,107.66
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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.