Finding the Fourth Proportional to 1,551,318.08, 2,327,028 and 429,293.12
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Solution
The fourth proportional to 1,551,318.08, 2,327,028 and 429,293.12 is: 643,953.76
Step by Step Solution
- Step 1: Write the proportion equation
1,551,318.08 : 2,327,028 = 429,293.12 : x - Step 2: Convert to fraction form
1,551,318.08/2,327,028 = 429,293.12/x - Step 3: Cross multiply
1,551,318.08x = 2,327,028 × 429,293.12 - Step 4: Simplify right side
1,551,318.08x = 998,977,110,447.36 - Step 5: Solve for x
x = 998,977,110,447.36/1,551,318.08 - Step 6: Final answer
x = 643,953.76
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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.