Finding the Fourth Proportional to 977,809.05, 1,466,713.58 and 977,809.05
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Solution
The fourth proportional to 977,809.05, 1,466,713.58 and 977,809.05 is: 1,466,713.58
Step by Step Solution
- Step 1: Write the proportion equation
977,809.05 : 1,466,713.58 = 977,809.05 : x - Step 2: Convert to fraction form
977,809.05/1,466,713.58 = 977,809.05/x - Step 3: Cross multiply
977,809.05x = 1,466,713.58 × 977,809.05 - Step 4: Simplify right side
977,809.05x = 1,434,165,807,392.85 - Step 5: Solve for x
x = 1,434,165,807,392.85/977,809.05 - Step 6: Final answer
x = 1,466,713.58
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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.