Finding the Fourth Proportional to 1,273,340.87, 1,909,803.71 and 374,572.41
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Solution
The fourth proportional to 1,273,340.87, 1,909,803.71 and 374,572.41 is: 561,797.55
Step by Step Solution
- Step 1: Write the proportion equation
1,273,340.87 : 1,909,803.71 = 374,572.41 : x - Step 2: Convert to fraction form
1,273,340.87/1,909,803.71 = 374,572.41/x - Step 3: Cross multiply
1,273,340.87x = 1,909,803.71 × 374,572.41 - Step 4: Simplify right side
1,273,340.87x = 715,359,778,281.64 - Step 5: Solve for x
x = 715,359,778,281.64/1,273,340.87 - Step 6: Final answer
x = 561,797.55
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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.