Finding the Fourth Proportional to 1,690,067.23, 2,533,394.99 and 1,059,423.91
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Solution
The fourth proportional to 1,690,067.23, 2,533,394.99 and 1,059,423.91 is: 1,588,066.54
Step by Step Solution
- Step 1: Write the proportion equation
1,690,067.23 : 2,533,394.99 = 1,059,423.91 : x - Step 2: Convert to fraction form
1,690,067.23/2,533,394.99 = 1,059,423.91/x - Step 3: Cross multiply
1,690,067.23x = 2,533,394.99 × 1,059,423.91 - Step 4: Simplify right side
1,690,067.23x = 2,683,939,220,583.09 - Step 5: Solve for x
x = 2,683,939,220,583.09/1,690,067.23 - Step 6: Final answer
x = 1,588,066.54
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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.