Finding the Fourth Proportional to 1,785,461.38, 2,677,207.95 and 930,399.10
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Solution
The fourth proportional to 1,785,461.38, 2,677,207.95 and 930,399.10 is: 1,395,085.83
Step by Step Solution
- Step 1: Write the proportion equation
1,785,461.38 : 2,677,207.95 = 930,399.10 : x - Step 2: Convert to fraction form
1,785,461.38/2,677,207.95 = 930,399.10/x - Step 3: Cross multiply
1,785,461.38x = 2,677,207.95 × 930,399.10 - Step 4: Simplify right side
1,785,461.38x = 2,490,871,867,192.85 - Step 5: Solve for x
x = 2,490,871,867,192.85/1,785,461.38 - Step 6: Final answer
x = 1,395,085.83
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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.