Finding the Fourth Proportional to 2,893,607.63, 3,992,811.52 and 1,586,515.71
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Solution
The fourth proportional to 2,893,607.63, 3,992,811.52 and 1,586,515.71 is: 2,189,190.46
Step by Step Solution
- Step 1: Write the proportion equation
2,893,607.63 : 3,992,811.52 = 1,586,515.71 : x - Step 2: Convert to fraction form
2,893,607.63/3,992,811.52 = 1,586,515.71/x - Step 3: Cross multiply
2,893,607.63x = 3,992,811.52 × 1,586,515.71 - Step 4: Simplify right side
2,893,607.63x = 6,334,658,213,531.01 - Step 5: Solve for x
x = 6,334,658,213,531.01/2,893,607.63 - Step 6: Final answer
x = 2,189,190.46
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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.