Finding the Fourth Proportional to 4,575,475.19, 6,854,847.51 and 2,142,164.32
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Solution
The fourth proportional to 4,575,475.19, 6,854,847.51 and 2,142,164.32 is: 3,209,329.99
Step by Step Solution
- Step 1: Write the proportion equation
4,575,475.19 : 6,854,847.51 = 2,142,164.32 : x - Step 2: Convert to fraction form
4,575,475.19/6,854,847.51 = 2,142,164.32/x - Step 3: Cross multiply
4,575,475.19x = 6,854,847.51 × 2,142,164.32 - Step 4: Simplify right side
4,575,475.19x = 14,684,209,754,962.84 - Step 5: Solve for x
x = 14,684,209,754,962.84/4,575,475.19 - Step 6: Final answer
x = 3,209,329.99
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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.