Finding the Fourth Proportional to 1,277,029.26, 1,762,312.28 and 704,089.80
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Solution
The fourth proportional to 1,277,029.26, 1,762,312.28 and 704,089.80 is: 971,650.48
Step by Step Solution
- Step 1: Write the proportion equation
1,277,029.26 : 1,762,312.28 = 704,089.80 : x - Step 2: Convert to fraction form
1,277,029.26/1,762,312.28 = 704,089.80/x - Step 3: Cross multiply
1,277,029.26x = 1,762,312.28 × 704,089.80 - Step 4: Simplify right side
1,277,029.26x = 1,240,826,097,242.30 - Step 5: Solve for x
x = 1,240,826,097,242.30/1,277,029.26 - Step 6: Final answer
x = 971,650.48
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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.