Finding the Fourth Proportional to 3,756,606.06, 5,178,364.29 and 2,303,607.18
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Solution
The fourth proportional to 3,756,606.06, 5,178,364.29 and 2,303,607.18 is: 3,175,450.65
Step by Step Solution
- Step 1: Write the proportion equation
3,756,606.06 : 5,178,364.29 = 2,303,607.18 : x - Step 2: Convert to fraction form
3,756,606.06/5,178,364.29 = 2,303,607.18/x - Step 3: Cross multiply
3,756,606.06x = 5,178,364.29 × 2,303,607.18 - Step 4: Simplify right side
3,756,606.06x = 11,928,917,159,099.60 - Step 5: Solve for x
x = 11,928,917,159,099.60/3,756,606.06 - Step 6: Final answer
x = 3,175,450.65
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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.