Finding the Fourth Proportional to 2,445,875.19, 3,375,404.87 and 1,413,348.75
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Solution
The fourth proportional to 2,445,875.19, 3,375,404.87 and 1,413,348.75 is: 1,950,477.39
Step by Step Solution
- Step 1: Write the proportion equation
2,445,875.19 : 3,375,404.87 = 1,413,348.75 : x - Step 2: Convert to fraction form
2,445,875.19/3,375,404.87 = 1,413,348.75/x - Step 3: Cross multiply
2,445,875.19x = 3,375,404.87 × 1,413,348.75 - Step 4: Simplify right side
2,445,875.19x = 4,770,624,246,691.67 - Step 5: Solve for x
x = 4,770,624,246,691.67/2,445,875.19 - Step 6: Final answer
x = 1,950,477.39
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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.