Finding the Fourth Proportional to 1,499,816.68, 2,249,959.38 and 488,704.12
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Solution
The fourth proportional to 1,499,816.68, 2,249,959.38 and 488,704.12 is: 733,132.54
Step by Step Solution
- Step 1: Write the proportion equation
1,499,816.68 : 2,249,959.38 = 488,704.12 : x - Step 2: Convert to fraction form
1,499,816.68/2,249,959.38 = 488,704.12/x - Step 3: Cross multiply
1,499,816.68x = 2,249,959.38 × 488,704.12 - Step 4: Simplify right side
1,499,816.68x = 1,099,564,418,838.65 - Step 5: Solve for x
x = 1,099,564,418,838.65/1,499,816.68 - Step 6: Final answer
x = 733,132.54
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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.