Finding the Fourth Proportional to 4,116,504.60, 6,174,756.90 and 1,276,903.80
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Solution
The fourth proportional to 4,116,504.60, 6,174,756.90 and 1,276,903.80 is: 1,915,355.70
Step by Step Solution
- Step 1: Write the proportion equation
4,116,504.60 : 6,174,756.90 = 1,276,903.80 : x - Step 2: Convert to fraction form
4,116,504.60/6,174,756.90 = 1,276,903.80/x - Step 3: Cross multiply
4,116,504.60x = 6,174,756.90 × 1,276,903.80 - Step 4: Simplify right side
4,116,504.60x = 7,884,570,549,686.22 - Step 5: Solve for x
x = 7,884,570,549,686.22/4,116,504.60 - Step 6: Final answer
x = 1,915,355.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.