Finding the Fourth Proportional to 1,843,726.74, 2,766,386.76 and 989,801.23
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Solution
The fourth proportional to 1,843,726.74, 2,766,386.76 and 989,801.23 is: 1,485,129.52
Step by Step Solution
- Step 1: Write the proportion equation
1,843,726.74 : 2,766,386.76 = 989,801.23 : x - Step 2: Convert to fraction form
1,843,726.74/2,766,386.76 = 989,801.23/x - Step 3: Cross multiply
1,843,726.74x = 2,766,386.76 × 989,801.23 - Step 4: Simplify right side
1,843,726.74x = 2,738,173,020,328.97 - Step 5: Solve for x
x = 2,738,173,020,328.97/1,843,726.74 - Step 6: Final answer
x = 1,485,129.52
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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.