Finding the Fourth Proportional to 1,623,698.64, 2,240,708.48 and 898,596.36
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Solution
The fourth proportional to 1,623,698.64, 2,240,708.48 and 898,596.36 is: 1,240,065.39
Step by Step Solution
- Step 1: Write the proportion equation
1,623,698.64 : 2,240,708.48 = 898,596.36 : x - Step 2: Convert to fraction form
1,623,698.64/2,240,708.48 = 898,596.36/x - Step 3: Cross multiply
1,623,698.64x = 2,240,708.48 × 898,596.36 - Step 4: Simplify right side
1,623,698.64x = 2,013,492,483,949.13 - Step 5: Solve for x
x = 2,013,492,483,949.13/1,623,698.64 - Step 6: Final answer
x = 1,240,065.39
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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.