Finding the Fourth Proportional to 2,445,746.70, 3,669,138.45 and 739,749.90
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Solution
The fourth proportional to 2,445,746.70, 3,669,138.45 and 739,749.90 is: 1,109,781.65
Step by Step Solution
- Step 1: Write the proportion equation
2,445,746.70 : 3,669,138.45 = 739,749.90 : x - Step 2: Convert to fraction form
2,445,746.70/3,669,138.45 = 739,749.90/x - Step 3: Cross multiply
2,445,746.70x = 3,669,138.45 × 739,749.90 - Step 4: Simplify right side
2,445,746.70x = 2,714,244,801,473.66 - Step 5: Solve for x
x = 2,714,244,801,473.66/2,445,746.70 - Step 6: Final answer
x = 1,109,781.65
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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.