Finding the Fourth Proportional to 2,033,713.44, 2,806,430.76 and 1,115,920.26
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Solution
The fourth proportional to 2,033,713.44, 2,806,430.76 and 1,115,920.26 is: 1,539,918.50
Step by Step Solution
- Step 1: Write the proportion equation
2,033,713.44 : 2,806,430.76 = 1,115,920.26 : x - Step 2: Convert to fraction form
2,033,713.44/2,806,430.76 = 1,115,920.26/x - Step 3: Cross multiply
2,033,713.44x = 2,806,430.76 × 1,115,920.26 - Step 4: Simplify right side
2,033,713.44x = 3,131,752,943,371.20 - Step 5: Solve for x
x = 3,131,752,943,371.20/2,033,713.44 - Step 6: Final answer
x = 1,539,918.50
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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.