Finding the Fourth Proportional to 1,368,725.96, 1,888,854.06 and 756,919.88
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Solution
The fourth proportional to 1,368,725.96, 1,888,854.06 and 756,919.88 is: 1,044,556.21
Step by Step Solution
- Step 1: Write the proportion equation
1,368,725.96 : 1,888,854.06 = 756,919.88 : x - Step 2: Convert to fraction form
1,368,725.96/1,888,854.06 = 756,919.88/x - Step 3: Cross multiply
1,368,725.96x = 1,888,854.06 × 756,919.88 - Step 4: Simplify right side
1,368,725.96x = 1,429,711,199,534.90 - Step 5: Solve for x
x = 1,429,711,199,534.90/1,368,725.96 - Step 6: Final answer
x = 1,044,556.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.