Finding the Fourth Proportional to 1,262,704.08, 1,742,521.16 and 689,744.40
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Solution
The fourth proportional to 1,262,704.08, 1,742,521.16 and 689,744.40 is: 951,841.55
Step by Step Solution
- Step 1: Write the proportion equation
1,262,704.08 : 1,742,521.16 = 689,744.40 : x - Step 2: Convert to fraction form
1,262,704.08/1,742,521.16 = 689,744.40/x - Step 3: Cross multiply
1,262,704.08x = 1,742,521.16 × 689,744.40 - Step 4: Simplify right side
1,262,704.08x = 1,201,894,211,991.50 - Step 5: Solve for x
x = 1,201,894,211,991.50/1,262,704.08 - Step 6: Final answer
x = 951,841.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.