Finding the Fourth Proportional to 2,174,069.60, 3,246,464.68 and 1,775,501.60
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Solution
The fourth proportional to 2,174,069.60, 3,246,464.68 and 1,775,501.60 is: 2,651,296.55
Step by Step Solution
- Step 1: Write the proportion equation
2,174,069.60 : 3,246,464.68 = 1,775,501.60 : x - Step 2: Convert to fraction form
2,174,069.60/3,246,464.68 = 1,775,501.60/x - Step 3: Cross multiply
2,174,069.60x = 3,246,464.68 × 1,775,501.60 - Step 4: Simplify right side
2,174,069.60x = 5,764,103,233,683.49 - Step 5: Solve for x
x = 5,764,103,233,683.49/2,174,069.60 - Step 6: Final answer
x = 2,651,296.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.