Finding the Fourth Proportional to 1,427,776.62, 2,143,565.58 and 829,167.42
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Solution
The fourth proportional to 1,427,776.62, 2,143,565.58 and 829,167.42 is: 1,244,854.91
Step by Step Solution
- Step 1: Write the proportion equation
1,427,776.62 : 2,143,565.58 = 829,167.42 : x - Step 2: Convert to fraction form
1,427,776.62/2,143,565.58 = 829,167.42/x - Step 3: Cross multiply
1,427,776.62x = 2,143,565.58 × 829,167.42 - Step 4: Simplify right side
1,427,776.62x = 1,777,374,741,569.40 - Step 5: Solve for x
x = 1,777,374,741,569.40/1,427,776.62 - Step 6: Final answer
x = 1,244,854.91
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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.