Finding the Fourth Proportional to 1,386,587.84, 2,079,882.40 and 500,123.84
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Solution
The fourth proportional to 1,386,587.84, 2,079,882.40 and 500,123.84 is: 750,185.99
Step by Step Solution
- Step 1: Write the proportion equation
1,386,587.84 : 2,079,882.40 = 500,123.84 : x - Step 2: Convert to fraction form
1,386,587.84/2,079,882.40 = 500,123.84/x - Step 3: Cross multiply
1,386,587.84x = 2,079,882.40 × 500,123.84 - Step 4: Simplify right side
1,386,587.84x = 1,040,198,772,636.42 - Step 5: Solve for x
x = 1,040,198,772,636.42/1,386,587.84 - Step 6: Final answer
x = 750,185.99
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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.