Finding the Fourth Proportional to 2,480,509.40, 3,718,139.70 and 963,606.20
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Solution
The fourth proportional to 2,480,509.40, 3,718,139.70 and 963,606.20 is: 1,444,389.80
Step by Step Solution
- Step 1: Write the proportion equation
2,480,509.40 : 3,718,139.70 = 963,606.20 : x - Step 2: Convert to fraction form
2,480,509.40/3,718,139.70 = 963,606.20/x - Step 3: Cross multiply
2,480,509.40x = 3,718,139.70 × 963,606.20 - Step 4: Simplify right side
2,480,509.40x = 3,582,822,467,386.14 - Step 5: Solve for x
x = 3,582,822,467,386.14/2,480,509.40 - Step 6: Final answer
x = 1,444,389.80
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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.