Finding the Fourth Proportional to 4,708,577.40, 7,062,930.90 and 1,342,784.76
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Solution
The fourth proportional to 4,708,577.40, 7,062,930.90 and 1,342,784.76 is: 2,014,195.62
Step by Step Solution
- Step 1: Write the proportion equation
4,708,577.40 : 7,062,930.90 = 1,342,784.76 : x - Step 2: Convert to fraction form
4,708,577.40/7,062,930.90 = 1,342,784.76/x - Step 3: Cross multiply
4,708,577.40x = 7,062,930.90 × 1,342,784.76 - Step 4: Simplify right side
4,708,577.40x = 9,483,995,973,453.08 - Step 5: Solve for x
x = 9,483,995,973,453.08/4,708,577.40 - Step 6: Final answer
x = 2,014,195.62
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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.