Finding the Fourth Proportional to 1,830,133.12, 2,745,566.16 and 632,099.20
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Solution
The fourth proportional to 1,830,133.12, 2,745,566.16 and 632,099.20 is: 948,275.38
Step by Step Solution
- Step 1: Write the proportion equation
1,830,133.12 : 2,745,566.16 = 632,099.20 : x - Step 2: Convert to fraction form
1,830,133.12/2,745,566.16 = 632,099.20/x - Step 3: Cross multiply
1,830,133.12x = 2,745,566.16 × 632,099.20 - Step 4: Simplify right side
1,830,133.12x = 1,735,470,173,283.07 - Step 5: Solve for x
x = 1,735,470,173,283.07/1,830,133.12 - Step 6: Final answer
x = 948,275.38
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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.