Finding the Fourth Proportional to 1,478,201.70, 2,217,302.55 and 1,464,204.90
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Solution
The fourth proportional to 1,478,201.70, 2,217,302.55 and 1,464,204.90 is: 2,196,307.35
Step by Step Solution
- Step 1: Write the proportion equation
1,478,201.70 : 2,217,302.55 = 1,464,204.90 : x - Step 2: Convert to fraction form
1,478,201.70/2,217,302.55 = 1,464,204.90/x - Step 3: Cross multiply
1,478,201.70x = 2,217,302.55 × 1,464,204.90 - Step 4: Simplify right side
1,478,201.70x = 3,246,585,258,492.49 - Step 5: Solve for x
x = 3,246,585,258,492.49/1,478,201.70 - Step 6: Final answer
x = 2,196,307.35
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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.