Finding the Fourth Proportional to 3,569,451, 5,352,164.40 and 1,172,652.09
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Solution
The fourth proportional to 3,569,451, 5,352,164.40 and 1,172,652.09 is: 1,758,317.11
Step by Step Solution
- Step 1: Write the proportion equation
3,569,451 : 5,352,164.40 = 1,172,652.09 : x - Step 2: Convert to fraction form
3,569,451/5,352,164.40 = 1,172,652.09/x - Step 3: Cross multiply
3,569,451x = 5,352,164.40 × 1,172,652.09 - Step 4: Simplify right side
3,569,451x = 6,276,226,769,683.60 - Step 5: Solve for x
x = 6,276,226,769,683.60/3,569,451 - Step 6: Final answer
x = 1,758,317.11
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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.