Finding the Fourth Proportional to 1,051,542.63, 1,451,197.08 and 610,107.66
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Solution
The fourth proportional to 1,051,542.63, 1,451,197.08 and 610,107.66 is: 841,988.17
Step by Step Solution
- Step 1: Write the proportion equation
1,051,542.63 : 1,451,197.08 = 610,107.66 : x - Step 2: Convert to fraction form
1,051,542.63/1,451,197.08 = 610,107.66/x - Step 3: Cross multiply
1,051,542.63x = 1,451,197.08 × 610,107.66 - Step 4: Simplify right side
1,051,542.63x = 885,386,454,677.63 - Step 5: Solve for x
x = 885,386,454,677.63/1,051,542.63 - Step 6: Final answer
x = 841,988.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.