Finding the Fourth Proportional to 2,310,776.64, 3,187,797.18 and 1,495,243.59
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Solution
The fourth proportional to 2,310,776.64, 3,187,797.18 and 1,495,243.59 is: 2,062,740.82
Step by Step Solution
- Step 1: Write the proportion equation
2,310,776.64 : 3,187,797.18 = 1,495,243.59 : x - Step 2: Convert to fraction form
2,310,776.64/3,187,797.18 = 1,495,243.59/x - Step 3: Cross multiply
2,310,776.64x = 3,187,797.18 × 1,495,243.59 - Step 4: Simplify right side
2,310,776.64x = 4,766,533,299,615.08 - Step 5: Solve for x
x = 4,766,533,299,615.08/2,310,776.64 - Step 6: Final answer
x = 2,062,740.82
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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.