Finding the Fourth Proportional to 1,762,703.70, 2,639,908.35 and 1,762,703.70
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Solution
The fourth proportional to 1,762,703.70, 2,639,908.35 and 1,762,703.70 is: 2,639,908.35
Step by Step Solution
- Step 1: Write the proportion equation
1,762,703.70 : 2,639,908.35 = 1,762,703.70 : x - Step 2: Convert to fraction form
1,762,703.70/2,639,908.35 = 1,762,703.70/x - Step 3: Cross multiply
1,762,703.70x = 2,639,908.35 × 1,762,703.70 - Step 4: Simplify right side
1,762,703.70x = 4,653,376,216,205.90 - Step 5: Solve for x
x = 4,653,376,216,205.90/1,762,703.70 - Step 6: Final answer
x = 2,639,908.35
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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.