Finding the Fourth Proportional to 1,403,058.92, 2,103,934.10 and 728,958.99
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Solution
The fourth proportional to 1,403,058.92, 2,103,934.10 and 728,958.99 is: 1,093,098.56
Step by Step Solution
- Step 1: Write the proportion equation
1,403,058.92 : 2,103,934.10 = 728,958.99 : x - Step 2: Convert to fraction form
1,403,058.92/2,103,934.10 = 728,958.99/x - Step 3: Cross multiply
1,403,058.92x = 2,103,934.10 × 728,958.99 - Step 4: Simplify right side
1,403,058.92x = 1,533,681,680,807.52 - Step 5: Solve for x
x = 1,533,681,680,807.52/1,403,058.92 - Step 6: Final answer
x = 1,093,098.56
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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.