Finding the Fourth Proportional to 1,485,138.17, 2,228,466.91 and 707,030.29
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Solution
The fourth proportional to 1,485,138.17, 2,228,466.91 and 707,030.29 is: 1,060,907.08
Step by Step Solution
- Step 1: Write the proportion equation
1,485,138.17 : 2,228,466.91 = 707,030.29 : x - Step 2: Convert to fraction form
1,485,138.17/2,228,466.91 = 707,030.29/x - Step 3: Cross multiply
1,485,138.17x = 2,228,466.91 × 707,030.29 - Step 4: Simplify right side
1,485,138.17x = 1,575,593,597,429.79 - Step 5: Solve for x
x = 1,575,593,597,429.79/1,485,138.17 - Step 6: Final answer
x = 1,060,907.08
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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.