Finding the Fourth Proportional to 1,219,177.04, 1,682,519.69 and 675,312.75
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Solution
The fourth proportional to 1,219,177.04, 1,682,519.69 and 675,312.75 is: 931,962.27
Step by Step Solution
- Step 1: Write the proportion equation
1,219,177.04 : 1,682,519.69 = 675,312.75 : x - Step 2: Convert to fraction form
1,219,177.04/1,682,519.69 = 675,312.75/x - Step 3: Cross multiply
1,219,177.04x = 1,682,519.69 × 675,312.75 - Step 4: Simplify right side
1,219,177.04x = 1,136,226,995,406.48 - Step 5: Solve for x
x = 1,136,226,995,406.48/1,219,177.04 - Step 6: Final answer
x = 931,962.27
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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.