Finding the Fourth Proportional to 1,757,318.40, 2,636,473.68 and 495,156.96
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Solution
The fourth proportional to 1,757,318.40, 2,636,473.68 and 495,156.96 is: 742,875.22
Step by Step Solution
- Step 1: Write the proportion equation
1,757,318.40 : 2,636,473.68 = 495,156.96 : x - Step 2: Convert to fraction form
1,757,318.40/2,636,473.68 = 495,156.96/x - Step 3: Cross multiply
1,757,318.40x = 2,636,473.68 × 495,156.96 - Step 4: Simplify right side
1,757,318.40x = 1,305,468,292,508.81 - Step 5: Solve for x
x = 1,305,468,292,508.81/1,757,318.40 - Step 6: Final answer
x = 742,875.22
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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.