Finding the Fourth Proportional to 1,474,312.64, 2,035,179.18 and 991,158
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Solution
The fourth proportional to 1,474,312.64, 2,035,179.18 and 991,158 is: 1,368,220.06
Step by Step Solution
- Step 1: Write the proportion equation
1,474,312.64 : 2,035,179.18 = 991,158 : x - Step 2: Convert to fraction form
1,474,312.64/2,035,179.18 = 991,158/x - Step 3: Cross multiply
1,474,312.64x = 2,035,179.18 × 991,158 - Step 4: Simplify right side
1,474,312.64x = 2,017,184,125,690.44 - Step 5: Solve for x
x = 2,017,184,125,690.44/1,474,312.64 - Step 6: Final answer
x = 1,368,220.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.