Finding the Fourth Proportional to 2,943,508.95, 4,415,137.47 and 921,708.05
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Solution
The fourth proportional to 2,943,508.95, 4,415,137.47 and 921,708.05 is: 1,382,522.63
Step by Step Solution
- Step 1: Write the proportion equation
2,943,508.95 : 4,415,137.47 = 921,708.05 : x - Step 2: Convert to fraction form
2,943,508.95/4,415,137.47 = 921,708.05/x - Step 3: Cross multiply
2,943,508.95x = 4,415,137.47 × 921,708.05 - Step 4: Simplify right side
2,943,508.95x = 4,069,467,725,879.95 - Step 5: Solve for x
x = 4,069,467,725,879.95/2,943,508.95 - Step 6: Final answer
x = 1,382,522.63
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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.