Finding the Fourth Proportional to 1,497,106.80, 2,245,679.40 and 499,834.80
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Solution
The fourth proportional to 1,497,106.80, 2,245,679.40 and 499,834.80 is: 749,758.61
Step by Step Solution
- Step 1: Write the proportion equation
1,497,106.80 : 2,245,679.40 = 499,834.80 : x - Step 2: Convert to fraction form
1,497,106.80/2,245,679.40 = 499,834.80/x - Step 3: Cross multiply
1,497,106.80x = 2,245,679.40 × 499,834.80 - Step 4: Simplify right side
1,497,106.80x = 1,122,468,713,763.12 - Step 5: Solve for x
x = 1,122,468,713,763.12/1,497,106.80 - Step 6: Final answer
x = 749,758.61
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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.