Finding the Fourth Proportional to 2,944,803.12, 4,417,302.88 and 814,708.88
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Solution
The fourth proportional to 2,944,803.12, 4,417,302.88 and 814,708.88 is: 1,222,090.49
Step by Step Solution
- Step 1: Write the proportion equation
2,944,803.12 : 4,417,302.88 = 814,708.88 : x - Step 2: Convert to fraction form
2,944,803.12/4,417,302.88 = 814,708.88/x - Step 3: Cross multiply
2,944,803.12x = 4,417,302.88 × 814,708.88 - Step 4: Simplify right side
2,944,803.12x = 3,598,815,881,985.57 - Step 5: Solve for x
x = 3,598,815,881,985.57/2,944,803.12 - Step 6: Final answer
x = 1,222,090.49
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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.