Finding the Fourth Proportional to 2,966,573.60, 4,449,277.20 and 972,029.60
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Solution
The fourth proportional to 2,966,573.60, 4,449,277.20 and 972,029.60 is: 1,457,853.31
Step by Step Solution
- Step 1: Write the proportion equation
2,966,573.60 : 4,449,277.20 = 972,029.60 : x - Step 2: Convert to fraction form
2,966,573.60/4,449,277.20 = 972,029.60/x - Step 3: Cross multiply
2,966,573.60x = 4,449,277.20 × 972,029.60 - Step 4: Simplify right side
2,966,573.60x = 4,324,829,137,005.12 - Step 5: Solve for x
x = 4,324,829,137,005.12/2,966,573.60 - Step 6: Final answer
x = 1,457,853.31
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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.