Finding the Fourth Proportional to 1,886,829.76, 2,603,813.99 and 1,027,387.97
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Solution
The fourth proportional to 1,886,829.76, 2,603,813.99 and 1,027,387.97 is: 1,417,789.36
Step by Step Solution
- Step 1: Write the proportion equation
1,886,829.76 : 2,603,813.99 = 1,027,387.97 : x - Step 2: Convert to fraction form
1,886,829.76/2,603,813.99 = 1,027,387.97/x - Step 3: Cross multiply
1,886,829.76x = 2,603,813.99 × 1,027,387.97 - Step 4: Simplify right side
1,886,829.76x = 2,675,127,161,051.99 - Step 5: Solve for x
x = 2,675,127,161,051.99/1,886,829.76 - Step 6: Final answer
x = 1,417,789.36
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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.