Finding the Fourth Proportional to 1,623,496.41, 2,240,331.62 and 898,307.66
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Solution
The fourth proportional to 1,623,496.41, 2,240,331.62 and 898,307.66 is: 1,239,612.88
Step by Step Solution
- Step 1: Write the proportion equation
1,623,496.41 : 2,240,331.62 = 898,307.66 : x - Step 2: Convert to fraction form
1,623,496.41/2,240,331.62 = 898,307.66/x - Step 3: Cross multiply
1,623,496.41x = 2,240,331.62 × 898,307.66 - Step 4: Simplify right side
1,623,496.41x = 2,012,507,056,295.50 - Step 5: Solve for x
x = 2,012,507,056,295.50/1,623,496.41 - Step 6: Final answer
x = 1,239,612.88
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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.