Finding the Fourth Proportional to 2,496,702.78, 3,445,448.67 and 1,409,202.45
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Solution
The fourth proportional to 2,496,702.78, 3,445,448.67 and 1,409,202.45 is: 1,944,698.72
Step by Step Solution
- Step 1: Write the proportion equation
2,496,702.78 : 3,445,448.67 = 1,409,202.45 : x - Step 2: Convert to fraction form
2,496,702.78/3,445,448.67 = 1,409,202.45/x - Step 3: Cross multiply
2,496,702.78x = 3,445,448.67 × 1,409,202.45 - Step 4: Simplify right side
2,496,702.78x = 4,855,334,707,113.24 - Step 5: Solve for x
x = 4,855,334,707,113.24/2,496,702.78 - Step 6: Final answer
x = 1,944,698.72
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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.