Finding the Fourth Proportional to 1,343,477.18, 2,015,860.94 and 837,908.38
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Solution
The fourth proportional to 1,343,477.18, 2,015,860.94 and 837,908.38 is: 1,257,264.95
Step by Step Solution
- Step 1: Write the proportion equation
1,343,477.18 : 2,015,860.94 = 837,908.38 : x - Step 2: Convert to fraction form
1,343,477.18/2,015,860.94 = 837,908.38/x - Step 3: Cross multiply
1,343,477.18x = 2,015,860.94 × 837,908.38 - Step 4: Simplify right side
1,343,477.18x = 1,689,106,774,540.68 - Step 5: Solve for x
x = 1,689,106,774,540.68/1,343,477.18 - Step 6: Final answer
x = 1,257,264.95
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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.