Finding the Fourth Proportional to 5,465,703.60, 8,198,749.80 and 1,679,180.40
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Solution
The fourth proportional to 5,465,703.60, 8,198,749.80 and 1,679,180.40 is: 2,518,830.32
Step by Step Solution
- Step 1: Write the proportion equation
5,465,703.60 : 8,198,749.80 = 1,679,180.40 : x - Step 2: Convert to fraction form
5,465,703.60/8,198,749.80 = 1,679,180.40/x - Step 3: Cross multiply
5,465,703.60x = 8,198,749.80 × 1,679,180.40 - Step 4: Simplify right side
5,465,703.60x = 13,767,179,968,663.92 - Step 5: Solve for x
x = 13,767,179,968,663.92/5,465,703.60 - Step 6: Final answer
x = 2,518,830.32
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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.