Finding the Fourth Proportional to 1,256,515.48, 1,884,764.58 and 508,550.68
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Solution
The fourth proportional to 1,256,515.48, 1,884,764.58 and 508,550.68 is: 762,822.52
Step by Step Solution
- Step 1: Write the proportion equation
1,256,515.48 : 1,884,764.58 = 508,550.68 : x - Step 2: Convert to fraction form
1,256,515.48/1,884,764.58 = 508,550.68/x - Step 3: Cross multiply
1,256,515.48x = 1,884,764.58 × 508,550.68 - Step 4: Simplify right side
1,256,515.48x = 958,498,308,798.91 - Step 5: Solve for x
x = 958,498,308,798.91/1,256,515.48 - Step 6: Final answer
x = 762,822.52
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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.