Finding the Fourth Proportional to 4,124,854.40, 5,692,213.44 and 2,289,206.07
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Solution
The fourth proportional to 4,124,854.40, 5,692,213.44 and 2,289,206.07 is: 3,159,056.86
Step by Step Solution
- Step 1: Write the proportion equation
4,124,854.40 : 5,692,213.44 = 2,289,206.07 : x - Step 2: Convert to fraction form
4,124,854.40/5,692,213.44 = 2,289,206.07/x - Step 3: Cross multiply
4,124,854.40x = 5,692,213.44 × 2,289,206.07 - Step 4: Simplify right side
4,124,854.40x = 13,030,649,558,583.58 - Step 5: Solve for x
x = 13,030,649,558,583.58/4,124,854.40 - Step 6: Final answer
x = 3,159,056.86
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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.