Finding the Fourth Proportional to 1,856,894.23, 2,562,385.73 and 1,029,889.75
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Solution
The fourth proportional to 1,856,894.23, 2,562,385.73 and 1,029,889.75 is: 1,421,176.69
Step by Step Solution
- Step 1: Write the proportion equation
1,856,894.23 : 2,562,385.73 = 1,029,889.75 : x - Step 2: Convert to fraction form
1,856,894.23/2,562,385.73 = 1,029,889.75/x - Step 3: Cross multiply
1,856,894.23x = 2,562,385.73 × 1,029,889.75 - Step 4: Simplify right side
1,856,894.23x = 2,638,974,795,042.03 - Step 5: Solve for x
x = 2,638,974,795,042.03/1,856,894.23 - Step 6: Final answer
x = 1,421,176.69
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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.