Finding the Fourth Proportional to 4,920,501.47, 7,370,871.36 and 2,451,079.63
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Solution
The fourth proportional to 4,920,501.47, 7,370,871.36 and 2,451,079.63 is: 3,671,697.44
Step by Step Solution
- Step 1: Write the proportion equation
4,920,501.47 : 7,370,871.36 = 2,451,079.63 : x - Step 2: Convert to fraction form
4,920,501.47/7,370,871.36 = 2,451,079.63/x - Step 3: Cross multiply
4,920,501.47x = 7,370,871.36 × 2,451,079.63 - Step 4: Simplify right side
4,920,501.47x = 18,066,592,670,045.72 - Step 5: Solve for x
x = 18,066,592,670,045.72/4,920,501.47 - Step 6: Final answer
x = 3,671,697.44
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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.