Finding the Fourth Proportional to 2,837,465.90, 4,256,203.71 and 2,272,440.68
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Solution
The fourth proportional to 2,837,465.90, 4,256,203.71 and 2,272,440.68 is: 3,408,664.91
Step by Step Solution
- Step 1: Write the proportion equation
2,837,465.90 : 4,256,203.71 = 2,272,440.68 : x - Step 2: Convert to fraction form
2,837,465.90/4,256,203.71 = 2,272,440.68/x - Step 3: Cross multiply
2,837,465.90x = 4,256,203.71 × 2,272,440.68 - Step 4: Simplify right side
2,837,465.90x = 9,671,970,452,970.92 - Step 5: Solve for x
x = 9,671,970,452,970.92/2,837,465.90 - Step 6: Final answer
x = 3,408,664.91
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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.