Finding the Fourth Proportional to 1,386,890.24, 2,079,168 and 676,551.68
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Solution
The fourth proportional to 1,386,890.24, 2,079,168 and 676,551.68 is: 1,014,258.06
Step by Step Solution
- Step 1: Write the proportion equation
1,386,890.24 : 2,079,168 = 676,551.68 : x - Step 2: Convert to fraction form
1,386,890.24/2,079,168 = 676,551.68/x - Step 3: Cross multiply
1,386,890.24x = 2,079,168 × 676,551.68 - Step 4: Simplify right side
1,386,890.24x = 1,406,664,603,402.24 - Step 5: Solve for x
x = 1,406,664,603,402.24/1,386,890.24 - Step 6: Final answer
x = 1,014,258.06
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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.