Finding the Fourth Proportional to 2,179,866.24, 3,270,352.32 and 683,971.20
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Solution
The fourth proportional to 2,179,866.24, 3,270,352.32 and 683,971.20 is: 1,026,130.30
Step by Step Solution
- Step 1: Write the proportion equation
2,179,866.24 : 3,270,352.32 = 683,971.20 : x - Step 2: Convert to fraction form
2,179,866.24/3,270,352.32 = 683,971.20/x - Step 3: Cross multiply
2,179,866.24x = 3,270,352.32 × 683,971.20 - Step 4: Simplify right side
2,179,866.24x = 2,236,826,800,733.18 - Step 5: Solve for x
x = 2,236,826,800,733.18/2,179,866.24 - Step 6: Final answer
x = 1,026,130.30
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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.