Finding the Fourth Proportional to 1,009,299.05, 1,516,565.68 and 758,938.58
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Solution
The fourth proportional to 1,009,299.05, 1,516,565.68 and 758,938.58 is: 1,140,375.79
Step by Step Solution
- Step 1: Write the proportion equation
1,009,299.05 : 1,516,565.68 = 758,938.58 : x - Step 2: Convert to fraction form
1,009,299.05/1,516,565.68 = 758,938.58/x - Step 3: Cross multiply
1,009,299.05x = 1,516,565.68 × 758,938.58 - Step 4: Simplify right side
1,009,299.05x = 1,150,980,203,655.93 - Step 5: Solve for x
x = 1,150,980,203,655.93/1,009,299.05 - Step 6: Final answer
x = 1,140,375.79
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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.