Finding the Fourth Proportional to 1,893,581.14, 2,840,430.03 and 828,074.74
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Solution
The fourth proportional to 1,893,581.14, 2,840,430.03 and 828,074.74 is: 1,242,137.61
Step by Step Solution
- Step 1: Write the proportion equation
1,893,581.14 : 2,840,430.03 = 828,074.74 : x - Step 2: Convert to fraction form
1,893,581.14/2,840,430.03 = 828,074.74/x - Step 3: Cross multiply
1,893,581.14x = 2,840,430.03 × 828,074.74 - Step 4: Simplify right side
1,893,581.14x = 2,352,088,358,580.44 - Step 5: Solve for x
x = 2,352,088,358,580.44/1,893,581.14 - Step 6: Final answer
x = 1,242,137.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.