Finding the Fourth Proportional to 2,391,161.68, 3,584,251.28 and 1,042,962.28
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Solution
The fourth proportional to 2,391,161.68, 3,584,251.28 and 1,042,962.28 is: 1,563,356.81
Step by Step Solution
- Step 1: Write the proportion equation
2,391,161.68 : 3,584,251.28 = 1,042,962.28 : x - Step 2: Convert to fraction form
2,391,161.68/3,584,251.28 = 1,042,962.28/x - Step 3: Cross multiply
2,391,161.68x = 3,584,251.28 × 1,042,962.28 - Step 4: Simplify right side
2,391,161.68x = 3,738,238,887,081.72 - Step 5: Solve for x
x = 3,738,238,887,081.72/2,391,161.68 - Step 6: Final answer
x = 1,563,356.81
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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.