Finding the Fourth Proportional to 2,996,944.40, 4,495,416.60 and 975,378.80
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Solution
The fourth proportional to 2,996,944.40, 4,495,416.60 and 975,378.80 is: 1,463,068.20
Step by Step Solution
- Step 1: Write the proportion equation
2,996,944.40 : 4,495,416.60 = 975,378.80 : x - Step 2: Convert to fraction form
2,996,944.40/4,495,416.60 = 975,378.80/x - Step 3: Cross multiply
2,996,944.40x = 4,495,416.60 × 975,378.80 - Step 4: Simplify right side
2,996,944.40x = 4,384,734,048,808.08 - Step 5: Solve for x
x = 4,384,734,048,808.08/2,996,944.40 - Step 6: Final answer
x = 1,463,068.20
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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.