Finding the Fourth Proportional to 1,442,985.23, 1,990,451.99 and 952,959.26
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Solution
The fourth proportional to 1,442,985.23, 1,990,451.99 and 952,959.26 is: 1,314,510.78
Step by Step Solution
- Step 1: Write the proportion equation
1,442,985.23 : 1,990,451.99 = 952,959.26 : x - Step 2: Convert to fraction form
1,442,985.23/1,990,451.99 = 952,959.26/x - Step 3: Cross multiply
1,442,985.23x = 1,990,451.99 × 952,959.26 - Step 4: Simplify right side
1,442,985.23x = 1,896,819,640,738.87 - Step 5: Solve for x
x = 1,896,819,640,738.87/1,442,985.23 - Step 6: Final answer
x = 1,314,510.78
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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.