Finding the Fourth Proportional to 1,497,803.10, 2,246,704.65 and 1,320,656.10
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Solution
The fourth proportional to 1,497,803.10, 2,246,704.65 and 1,320,656.10 is: 1,980,984.15
Step by Step Solution
- Step 1: Write the proportion equation
1,497,803.10 : 2,246,704.65 = 1,320,656.10 : x - Step 2: Convert to fraction form
1,497,803.10/2,246,704.65 = 1,320,656.10/x - Step 3: Cross multiply
1,497,803.10x = 2,246,704.65 × 1,320,656.10 - Step 4: Simplify right side
1,497,803.10x = 2,967,124,200,920.87 - Step 5: Solve for x
x = 2,967,124,200,920.87/1,497,803.10 - Step 6: Final answer
x = 1,980,984.15
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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.