Finding the Fourth Proportional to 1,495,475.10, 2,243,212.65 and 1,346,175.90
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Solution
The fourth proportional to 1,495,475.10, 2,243,212.65 and 1,346,175.90 is: 2,019,263.85
Step by Step Solution
- Step 1: Write the proportion equation
1,495,475.10 : 2,243,212.65 = 1,346,175.90 : x - Step 2: Convert to fraction form
1,495,475.10/2,243,212.65 = 1,346,175.90/x - Step 3: Cross multiply
1,495,475.10x = 2,243,212.65 × 1,346,175.90 - Step 4: Simplify right side
1,495,475.10x = 3,019,758,808,005.14 - Step 5: Solve for x
x = 3,019,758,808,005.14/1,495,475.10 - Step 6: Final answer
x = 2,019,263.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.