Finding the Fourth Proportional to 6,891,011.58, 10,336,447.28 and 1,773,421.58
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Solution
The fourth proportional to 6,891,011.58, 10,336,447.28 and 1,773,421.58 is: 2,660,114.32
Step by Step Solution
- Step 1: Write the proportion equation
6,891,011.58 : 10,336,447.28 = 1,773,421.58 : x - Step 2: Convert to fraction form
6,891,011.58/10,336,447.28 = 1,773,421.58/x - Step 3: Cross multiply
6,891,011.58x = 10,336,447.28 × 1,773,421.58 - Step 4: Simplify right side
6,891,011.58x = 18,330,878,606,334.96 - Step 5: Solve for x
x = 18,330,878,606,334.96/6,891,011.58 - Step 6: Final answer
x = 2,660,114.32
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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.