Finding the Fourth Proportional to 1,779,199.96, 2,455,471.74 and 1,015,368.34
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Solution
The fourth proportional to 1,779,199.96, 2,455,471.74 and 1,015,368.34 is: 1,401,308.63
Step by Step Solution
- Step 1: Write the proportion equation
1,779,199.96 : 2,455,471.74 = 1,015,368.34 : x - Step 2: Convert to fraction form
1,779,199.96/2,455,471.74 = 1,015,368.34/x - Step 3: Cross multiply
1,779,199.96x = 2,455,471.74 × 1,015,368.34 - Step 4: Simplify right side
1,779,199.96x = 2,493,208,264,560.71 - Step 5: Solve for x
x = 2,493,208,264,560.71/1,779,199.96 - Step 6: Final answer
x = 1,401,308.63
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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.