Finding the Fourth Proportional to 1,530,454.19, 2,294,971.89 and 570,652.09
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Solution
The fourth proportional to 1,530,454.19, 2,294,971.89 and 570,652.09 is: 855,713.62
Step by Step Solution
- Step 1: Write the proportion equation
1,530,454.19 : 2,294,971.89 = 570,652.09 : x - Step 2: Convert to fraction form
1,530,454.19/2,294,971.89 = 570,652.09/x - Step 3: Cross multiply
1,530,454.19x = 2,294,971.89 × 570,652.09 - Step 4: Simplify right side
1,530,454.19x = 1,309,630,504,085.39 - Step 5: Solve for x
x = 1,309,630,504,085.39/1,530,454.19 - Step 6: Final answer
x = 855,713.62
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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.