Finding the Fourth Proportional to 4,775,870.40, 7,163,860.88 and 2,043,046.23
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Solution
The fourth proportional to 4,775,870.40, 7,163,860.88 and 2,043,046.23 is: 3,064,592.99
Step by Step Solution
- Step 1: Write the proportion equation
4,775,870.40 : 7,163,860.88 = 2,043,046.23 : x - Step 2: Convert to fraction form
4,775,870.40/7,163,860.88 = 2,043,046.23/x - Step 3: Cross multiply
4,775,870.40x = 7,163,860.88 × 2,043,046.23 - Step 4: Simplify right side
4,775,870.40x = 14,636,098,963,128.48 - Step 5: Solve for x
x = 14,636,098,963,128.48/4,775,870.40 - Step 6: Final answer
x = 3,064,592.99
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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.