Finding the Fourth Proportional to 1,815,709.76, 2,723,214 and 553,664.96
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Solution
The fourth proportional to 1,815,709.76, 2,723,214 and 553,664.96 is: 830,390.52
Step by Step Solution
- Step 1: Write the proportion equation
1,815,709.76 : 2,723,214 = 553,664.96 : x - Step 2: Convert to fraction form
1,815,709.76/2,723,214 = 553,664.96/x - Step 3: Cross multiply
1,815,709.76x = 2,723,214 × 553,664.96 - Step 4: Simplify right side
1,815,709.76x = 1,507,748,170,381.44 - Step 5: Solve for x
x = 1,507,748,170,381.44/1,815,709.76 - Step 6: Final answer
x = 830,390.52
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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.