Finding the Fourth Proportional to 1,562,478.71, 2,341,293.84 and 1,083,640.53
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Solution
The fourth proportional to 1,562,478.71, 2,341,293.84 and 1,083,640.53 is: 1,623,779.50
Step by Step Solution
- Step 1: Write the proportion equation
1,562,478.71 : 2,341,293.84 = 1,083,640.53 : x - Step 2: Convert to fraction form
1,562,478.71/2,341,293.84 = 1,083,640.53/x - Step 3: Cross multiply
1,562,478.71x = 2,341,293.84 × 1,083,640.53 - Step 4: Simplify right side
1,562,478.71x = 2,537,120,897,663.34 - Step 5: Solve for x
x = 2,537,120,897,663.34/1,562,478.71 - Step 6: Final answer
x = 1,623,779.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.