Finding the Fourth Proportional to 1,747,862.16, 2,412,095.40 and 983,943.60
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Solution
The fourth proportional to 1,747,862.16, 2,412,095.40 and 983,943.60 is: 1,357,867.85
Step by Step Solution
- Step 1: Write the proportion equation
1,747,862.16 : 2,412,095.40 = 983,943.60 : x - Step 2: Convert to fraction form
1,747,862.16/2,412,095.40 = 983,943.60/x - Step 3: Cross multiply
1,747,862.16x = 2,412,095.40 × 983,943.60 - Step 4: Simplify right side
1,747,862.16x = 2,373,365,831,419.44 - Step 5: Solve for x
x = 2,373,365,831,419.44/1,747,862.16 - Step 6: Final answer
x = 1,357,867.85
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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.