Finding the Fourth Proportional to 1,121,156.60, 1,681,482.72 and 322,260.08
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Solution
The fourth proportional to 1,121,156.60, 1,681,482.72 and 322,260.08 is: 483,317.63
Step by Step Solution
- Step 1: Write the proportion equation
1,121,156.60 : 1,681,482.72 = 322,260.08 : x - Step 2: Convert to fraction form
1,121,156.60/1,681,482.72 = 322,260.08/x - Step 3: Cross multiply
1,121,156.60x = 1,681,482.72 × 322,260.08 - Step 4: Simplify right side
1,121,156.60x = 541,874,755,865.82 - Step 5: Solve for x
x = 541,874,755,865.82/1,121,156.60 - Step 6: Final answer
x = 483,317.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.