Finding the Fourth Proportional to 1,471,312.60, 2,030,346.57 and 859,522.12
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Solution
The fourth proportional to 1,471,312.60, 2,030,346.57 and 859,522.12 is: 1,186,102.66
Step by Step Solution
- Step 1: Write the proportion equation
1,471,312.60 : 2,030,346.57 = 859,522.12 : x - Step 2: Convert to fraction form
1,471,312.60/2,030,346.57 = 859,522.12/x - Step 3: Cross multiply
1,471,312.60x = 2,030,346.57 × 859,522.12 - Step 4: Simplify right side
1,471,312.60x = 1,745,127,788,181.13 - Step 5: Solve for x
x = 1,745,127,788,181.13/1,471,312.60 - Step 6: Final answer
x = 1,186,102.66
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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.