Finding the Fourth Proportional to 1,894,488.12, 2,614,316.04 and 1,035,078.12
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Solution
The fourth proportional to 1,894,488.12, 2,614,316.04 and 1,035,078.12 is: 1,428,365.43
Step by Step Solution
- Step 1: Write the proportion equation
1,894,488.12 : 2,614,316.04 = 1,035,078.12 : x - Step 2: Convert to fraction form
1,894,488.12/2,614,316.04 = 1,035,078.12/x - Step 3: Cross multiply
1,894,488.12x = 2,614,316.04 × 1,035,078.12 - Step 4: Simplify right side
1,894,488.12x = 2,706,021,331,769.05 - Step 5: Solve for x
x = 2,706,021,331,769.05/1,894,488.12 - Step 6: Final answer
x = 1,428,365.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.