Finding the Fourth Proportional to 2,970,153.44, 4,455,192.48 and 948,371.68
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Solution
The fourth proportional to 2,970,153.44, 4,455,192.48 and 948,371.68 is: 1,422,545.49
Step by Step Solution
- Step 1: Write the proportion equation
2,970,153.44 : 4,455,192.48 = 948,371.68 : x - Step 2: Convert to fraction form
2,970,153.44/4,455,192.48 = 948,371.68/x - Step 3: Cross multiply
2,970,153.44x = 4,455,192.48 × 948,371.68 - Step 4: Simplify right side
2,970,153.44x = 4,225,178,376,980.97 - Step 5: Solve for x
x = 4,225,178,376,980.97/2,970,153.44 - Step 6: Final answer
x = 1,422,545.49
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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.