Finding the Fourth Proportional to 1,414,387.55, 1,950,973.40 and 862,851.26
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Solution
The fourth proportional to 1,414,387.55, 1,950,973.40 and 862,851.26 is: 1,190,197.02
Step by Step Solution
- Step 1: Write the proportion equation
1,414,387.55 : 1,950,973.40 = 862,851.26 : x - Step 2: Convert to fraction form
1,414,387.55/1,950,973.40 = 862,851.26/x - Step 3: Cross multiply
1,414,387.55x = 1,950,973.40 × 862,851.26 - Step 4: Simplify right side
1,414,387.55x = 1,683,399,842,347.36 - Step 5: Solve for x
x = 1,683,399,842,347.36/1,414,387.55 - Step 6: Final answer
x = 1,190,197.02
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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.