Finding the Fourth Proportional to 4,866,050.21, 6,714,860.82 and 2,690,422.61
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Solution
The fourth proportional to 4,866,050.21, 6,714,860.82 and 2,690,422.61 is: 3,712,623.71
Step by Step Solution
- Step 1: Write the proportion equation
4,866,050.21 : 6,714,860.82 = 2,690,422.61 : x - Step 2: Convert to fraction form
4,866,050.21/6,714,860.82 = 2,690,422.61/x - Step 3: Cross multiply
4,866,050.21x = 6,714,860.82 × 2,690,422.61 - Step 4: Simplify right side
4,866,050.21x = 18,065,813,373,131.14 - Step 5: Solve for x
x = 18,065,813,373,131.14/4,866,050.21 - Step 6: Final answer
x = 3,712,623.71
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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.