Finding the Fourth Proportional to 2,901,821.80, 4,352,732.70 and 907,277.80
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Solution
The fourth proportional to 2,901,821.80, 4,352,732.70 and 907,277.80 is: 1,360,916.70
Step by Step Solution
- Step 1: Write the proportion equation
2,901,821.80 : 4,352,732.70 = 907,277.80 : x - Step 2: Convert to fraction form
2,901,821.80/4,352,732.70 = 907,277.80/x - Step 3: Cross multiply
2,901,821.80x = 4,352,732.70 × 907,277.80 - Step 4: Simplify right side
2,901,821.80x = 3,949,137,748,044.06 - Step 5: Solve for x
x = 3,949,137,748,044.06/2,901,821.80 - Step 6: Final answer
x = 1,360,916.70
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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.