Finding the Fourth Proportional to 1,710,330.10, 2,563,421.55 and 762,694.90
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Solution
The fourth proportional to 1,710,330.10, 2,563,421.55 and 762,694.90 is: 1,143,117.66
Step by Step Solution
- Step 1: Write the proportion equation
1,710,330.10 : 2,563,421.55 = 762,694.90 : x - Step 2: Convert to fraction form
1,710,330.10/2,563,421.55 = 762,694.90/x - Step 3: Cross multiply
1,710,330.10x = 2,563,421.55 × 762,694.90 - Step 4: Simplify right side
1,710,330.10x = 1,955,108,542,735.10 - Step 5: Solve for x
x = 1,955,108,542,735.10/1,710,330.10 - Step 6: Final answer
x = 1,143,117.66
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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.