Finding the Fourth Proportional to 2,547,831.70, 3,515,606.31 and 1,459,893.97
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Solution
The fourth proportional to 2,547,831.70, 3,515,606.31 and 1,459,893.97 is: 2,014,423.66
Step by Step Solution
- Step 1: Write the proportion equation
2,547,831.70 : 3,515,606.31 = 1,459,893.97 : x - Step 2: Convert to fraction form
2,547,831.70/3,515,606.31 = 1,459,893.97/x - Step 3: Cross multiply
2,547,831.70x = 3,515,606.31 × 1,459,893.97 - Step 4: Simplify right side
2,547,831.70x = 5,132,412,452,862.95 - Step 5: Solve for x
x = 5,132,412,452,862.95/2,547,831.70 - Step 6: Final answer
x = 2,014,423.66
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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.