Finding the Fourth Proportional to 2,518,692.14, 3,475,796.45 and 1,430,965.62
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Solution
The fourth proportional to 2,518,692.14, 3,475,796.45 and 1,430,965.62 is: 1,974,733.29
Step by Step Solution
- Step 1: Write the proportion equation
2,518,692.14 : 3,475,796.45 = 1,430,965.62 : x - Step 2: Convert to fraction form
2,518,692.14/3,475,796.45 = 1,430,965.62/x - Step 3: Cross multiply
2,518,692.14x = 3,475,796.45 × 1,430,965.62 - Step 4: Simplify right side
2,518,692.14x = 4,973,745,222,068.05 - Step 5: Solve for x
x = 4,973,745,222,068.05/2,518,692.14 - Step 6: Final answer
x = 1,974,733.29
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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.