Finding the Fourth Proportional to 4,833,820.11, 6,670,538.50 and 2,658,363.21
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Solution
The fourth proportional to 4,833,820.11, 6,670,538.50 and 2,658,363.21 is: 3,668,467.95
Step by Step Solution
- Step 1: Write the proportion equation
4,833,820.11 : 6,670,538.50 = 2,658,363.21 : x - Step 2: Convert to fraction form
4,833,820.11/6,670,538.50 = 2,658,363.21/x - Step 3: Cross multiply
4,833,820.11x = 6,670,538.50 × 2,658,363.21 - Step 4: Simplify right side
4,833,820.11x = 17,732,714,139,288.59 - Step 5: Solve for x
x = 17,732,714,139,288.59/4,833,820.11 - Step 6: Final answer
x = 3,668,467.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.