Finding the Fourth Proportional to 5,160,806.16, 7,736,878.98 and 2,281,708.14
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Solution
The fourth proportional to 5,160,806.16, 7,736,878.98 and 2,281,708.14 is: 3,420,647.70
Step by Step Solution
- Step 1: Write the proportion equation
5,160,806.16 : 7,736,878.98 = 2,281,708.14 : x - Step 2: Convert to fraction form
5,160,806.16/7,736,878.98 = 2,281,708.14/x - Step 3: Cross multiply
5,160,806.16x = 7,736,878.98 × 2,281,708.14 - Step 4: Simplify right side
5,160,806.16x = 17,653,299,746,860.90 - Step 5: Solve for x
x = 17,653,299,746,860.90/5,160,806.16 - Step 6: Final answer
x = 3,420,647.70
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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.