Finding the Fourth Proportional to 1,997,614.12, 2,756,032.26 and 1,137,564.52
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Solution
The fourth proportional to 1,997,614.12, 2,756,032.26 and 1,137,564.52 is: 1,569,454.52
Step by Step Solution
- Step 1: Write the proportion equation
1,997,614.12 : 2,756,032.26 = 1,137,564.52 : x - Step 2: Convert to fraction form
1,997,614.12/2,756,032.26 = 1,137,564.52/x - Step 3: Cross multiply
1,997,614.12x = 2,756,032.26 × 1,137,564.52 - Step 4: Simplify right side
1,997,614.12x = 3,135,164,514,951.42 - Step 5: Solve for x
x = 3,135,164,514,951.42/1,997,614.12 - Step 6: Final answer
x = 1,569,454.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.