Finding the Fourth Proportional to 1,263,775.68, 1,743,488.28 and 882,025.92
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Solution
The fourth proportional to 1,263,775.68, 1,743,488.28 and 882,025.92 is: 1,216,831.34
Step by Step Solution
- Step 1: Write the proportion equation
1,263,775.68 : 1,743,488.28 = 882,025.92 : x - Step 2: Convert to fraction form
1,263,775.68/1,743,488.28 = 882,025.92/x - Step 3: Cross multiply
1,263,775.68x = 1,743,488.28 × 882,025.92 - Step 4: Simplify right side
1,263,775.68x = 1,537,801,854,176.22 - Step 5: Solve for x
x = 1,537,801,854,176.22/1,263,775.68 - Step 6: Final answer
x = 1,216,831.34
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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.