Finding the Fourth Proportional to 2,545,903.96, 3,818,318.08 and 748,298.50
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Solution
The fourth proportional to 2,545,903.96, 3,818,318.08 and 748,298.50 is: 1,122,289.66
Step by Step Solution
- Step 1: Write the proportion equation
2,545,903.96 : 3,818,318.08 = 748,298.50 : x - Step 2: Convert to fraction form
2,545,903.96/3,818,318.08 = 748,298.50/x - Step 3: Cross multiply
2,545,903.96x = 3,818,318.08 × 748,298.50 - Step 4: Simplify right side
2,545,903.96x = 2,857,241,691,786.88 - Step 5: Solve for x
x = 2,857,241,691,786.88/2,545,903.96 - Step 6: Final answer
x = 1,122,289.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.