Finding the Fourth Proportional to 1,874,643.84, 2,811,386.28 and 676,413.84
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Solution
The fourth proportional to 1,874,643.84, 2,811,386.28 and 676,413.84 is: 1,014,411.67
Step by Step Solution
- Step 1: Write the proportion equation
1,874,643.84 : 2,811,386.28 = 676,413.84 : x - Step 2: Convert to fraction form
1,874,643.84/2,811,386.28 = 676,413.84/x - Step 3: Cross multiply
1,874,643.84x = 2,811,386.28 × 676,413.84 - Step 4: Simplify right side
1,874,643.84x = 1,901,660,589,378.12 - Step 5: Solve for x
x = 1,901,660,589,378.12/1,874,643.84 - Step 6: Final answer
x = 1,014,411.67
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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.