Finding the Fourth Proportional to 1,368,909.73, 2,053,207.73 and 358,129.22
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Solution
The fourth proportional to 1,368,909.73, 2,053,207.73 and 358,129.22 is: 537,152.79
Step by Step Solution
- Step 1: Write the proportion equation
1,368,909.73 : 2,053,207.73 = 358,129.22 : x - Step 2: Convert to fraction form
1,368,909.73/2,053,207.73 = 358,129.22/x - Step 3: Cross multiply
1,368,909.73x = 2,053,207.73 × 358,129.22 - Step 4: Simplify right side
1,368,909.73x = 735,313,686,185.24 - Step 5: Solve for x
x = 735,313,686,185.24/1,368,909.73 - Step 6: Final answer
x = 537,152.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.