Finding the Fourth Proportional to 1,044,877.17, 1,442,088.11 and 637,215.49
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Solution
The fourth proportional to 1,044,877.17, 1,442,088.11 and 637,215.49 is: 879,453.49
Step by Step Solution
- Step 1: Write the proportion equation
1,044,877.17 : 1,442,088.11 = 637,215.49 : x - Step 2: Convert to fraction form
1,044,877.17/1,442,088.11 = 637,215.49/x - Step 3: Cross multiply
1,044,877.17x = 1,442,088.11 × 637,215.49 - Step 4: Simplify right side
1,044,877.17x = 918,920,871,240.31 - Step 5: Solve for x
x = 918,920,871,240.31/1,044,877.17 - Step 6: Final answer
x = 879,453.49
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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.