Finding the Fourth Proportional to 1,886,464.60, 2,603,305.50 and 1,027,023.08
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Solution
The fourth proportional to 1,886,464.60, 2,603,305.50 and 1,027,023.08 is: 1,417,283.33
Step by Step Solution
- Step 1: Write the proportion equation
1,886,464.60 : 2,603,305.50 = 1,027,023.08 : x - Step 2: Convert to fraction form
1,886,464.60/2,603,305.50 = 1,027,023.08/x - Step 3: Cross multiply
1,886,464.60x = 2,603,305.50 × 1,027,023.08 - Step 4: Simplify right side
1,886,464.60x = 2,673,654,832,790.94 - Step 5: Solve for x
x = 2,673,654,832,790.94/1,886,464.60 - Step 6: Final answer
x = 1,417,283.33
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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.