Finding the Fourth Proportional to 1,623,296.64, 2,240,215.38 and 898,132.62
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Solution
The fourth proportional to 1,623,296.64, 2,240,215.38 and 898,132.62 is: 1,239,459.54
Step by Step Solution
- Step 1: Write the proportion equation
1,623,296.64 : 2,240,215.38 = 898,132.62 : x - Step 2: Convert to fraction form
1,623,296.64/2,240,215.38 = 898,132.62/x - Step 3: Cross multiply
1,623,296.64x = 2,240,215.38 × 898,132.62 - Step 4: Simplify right side
1,623,296.64x = 2,012,010,508,603.70 - Step 5: Solve for x
x = 2,012,010,508,603.70/1,623,296.64 - Step 6: Final answer
x = 1,239,459.54
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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.