Finding the Fourth Proportional to 5,037,812.36, 6,946,687.02 and 3,403,381.83
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Solution
The fourth proportional to 5,037,812.36, 6,946,687.02 and 3,403,381.83 is: 4,692,955.33
Step by Step Solution
- Step 1: Write the proportion equation
5,037,812.36 : 6,946,687.02 = 3,403,381.83 : x - Step 2: Convert to fraction form
5,037,812.36/6,946,687.02 = 3,403,381.83/x - Step 3: Cross multiply
5,037,812.36x = 6,946,687.02 × 3,403,381.83 - Step 4: Simplify right side
5,037,812.36x = 23,642,228,408,746.10 - Step 5: Solve for x
x = 23,642,228,408,746.10/5,037,812.36 - Step 6: Final answer
x = 4,692,955.33
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1.5x scale
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.