Finding the Fourth Proportional to 1,558,258.02, 2,341,132.74 and 1,472,231.16
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Solution
The fourth proportional to 1,558,258.02, 2,341,132.74 and 1,472,231.16 is: 2,211,885.66
Step by Step Solution
- Step 1: Write the proportion equation
1,558,258.02 : 2,341,132.74 = 1,472,231.16 : x - Step 2: Convert to fraction form
1,558,258.02/2,341,132.74 = 1,472,231.16/x - Step 3: Cross multiply
1,558,258.02x = 2,341,132.74 × 1,472,231.16 - Step 4: Simplify right side
1,558,258.02x = 3,446,688,569,524.18 - Step 5: Solve for x
x = 3,446,688,569,524.18/1,558,258.02 - Step 6: Final answer
x = 2,211,885.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.