Finding the Fourth Proportional to 2,915,140.59, 4,022,883.50 and 1,625,979.99
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Solution
The fourth proportional to 2,915,140.59, 4,022,883.50 and 1,625,979.99 is: 2,243,846.52
Step by Step Solution
- Step 1: Write the proportion equation
2,915,140.59 : 4,022,883.50 = 1,625,979.99 : x - Step 2: Convert to fraction form
2,915,140.59/4,022,883.50 = 1,625,979.99/x - Step 3: Cross multiply
2,915,140.59x = 4,022,883.50 × 1,625,979.99 - Step 4: Simplify right side
2,915,140.59x = 6,541,128,064,971.27 - Step 5: Solve for x
x = 6,541,128,064,971.27/2,915,140.59 - Step 6: Final answer
x = 2,243,846.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.