Finding the Fourth Proportional to 1,627,501.37, 2,246,533.13 and 1,110,885.49
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Solution
The fourth proportional to 1,627,501.37, 2,246,533.13 and 1,110,885.49 is: 1,533,418.70
Step by Step Solution
- Step 1: Write the proportion equation
1,627,501.37 : 2,246,533.13 = 1,110,885.49 : x - Step 2: Convert to fraction form
1,627,501.37/2,246,533.13 = 1,110,885.49/x - Step 3: Cross multiply
1,627,501.37x = 2,246,533.13 × 1,110,885.49 - Step 4: Simplify right side
1,627,501.37x = 2,495,641,040,134.19 - Step 5: Solve for x
x = 2,495,641,040,134.19/1,627,501.37 - Step 6: Final answer
x = 1,533,418.70
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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.