Finding the Fourth Proportional to 1,440,263.77, 1,987,419.95 and 795,642.48
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Solution
The fourth proportional to 1,440,263.77, 1,987,419.95 and 795,642.48 is: 1,097,907.04
Step by Step Solution
- Step 1: Write the proportion equation
1,440,263.77 : 1,987,419.95 = 795,642.48 : x - Step 2: Convert to fraction form
1,440,263.77/1,987,419.95 = 795,642.48/x - Step 3: Cross multiply
1,440,263.77x = 1,987,419.95 × 795,642.48 - Step 4: Simplify right side
1,440,263.77x = 1,581,275,736,824.92 - Step 5: Solve for x
x = 1,581,275,736,824.92/1,440,263.77 - Step 6: Final answer
x = 1,097,907.04
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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.