Finding the Fourth Proportional to 1,679,649.24, 2,317,960.08 and 1,035,495.12
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Solution
The fourth proportional to 1,679,649.24, 2,317,960.08 and 1,035,495.12 is: 1,429,010.47
Step by Step Solution
- Step 1: Write the proportion equation
1,679,649.24 : 2,317,960.08 = 1,035,495.12 : x - Step 2: Convert to fraction form
1,679,649.24/2,317,960.08 = 1,035,495.12/x - Step 3: Cross multiply
1,679,649.24x = 2,317,960.08 × 1,035,495.12 - Step 4: Simplify right side
1,679,649.24x = 2,400,236,351,194.81 - Step 5: Solve for x
x = 2,400,236,351,194.81/1,679,649.24 - Step 6: Final answer
x = 1,429,010.47
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1.5x scale
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.