Finding the Fourth Proportional to 2,190,248.10, 3,285,372.15 and 1,552,518.90
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Solution
The fourth proportional to 2,190,248.10, 3,285,372.15 and 1,552,518.90 is: 2,328,778.35
Step by Step Solution
- Step 1: Write the proportion equation
2,190,248.10 : 3,285,372.15 = 1,552,518.90 : x - Step 2: Convert to fraction form
2,190,248.10/3,285,372.15 = 1,552,518.90/x - Step 3: Cross multiply
2,190,248.10x = 3,285,372.15 × 1,552,518.90 - Step 4: Simplify right side
2,190,248.10x = 5,100,602,356,408.64 - Step 5: Solve for x
x = 5,100,602,356,408.64/2,190,248.10 - Step 6: Final answer
x = 2,328,778.35
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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.