Finding the Fourth Proportional to 1,897,107.64, 2,845,451.84 and 477,164.28
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Solution
The fourth proportional to 1,897,107.64, 2,845,451.84 and 477,164.28 is: 715,693.70
Step by Step Solution
- Step 1: Write the proportion equation
1,897,107.64 : 2,845,451.84 = 477,164.28 : x - Step 2: Convert to fraction form
1,897,107.64/2,845,451.84 = 477,164.28/x - Step 3: Cross multiply
1,897,107.64x = 2,845,451.84 × 477,164.28 - Step 4: Simplify right side
1,897,107.64x = 1,357,747,978,508.28 - Step 5: Solve for x
x = 1,357,747,978,508.28/1,897,107.64 - Step 6: Final answer
x = 715,693.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.