Finding the Fourth Proportional to 1,806,356.20, 2,492,750.98 and 1,042,393.36
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Solution
The fourth proportional to 1,806,356.20, 2,492,750.98 and 1,042,393.36 is: 1,438,490.96
Step by Step Solution
- Step 1: Write the proportion equation
1,806,356.20 : 2,492,750.98 = 1,042,393.36 : x - Step 2: Convert to fraction form
1,806,356.20/2,492,750.98 = 1,042,393.36/x - Step 3: Cross multiply
1,806,356.20x = 2,492,750.98 × 1,042,393.36 - Step 4: Simplify right side
1,806,356.20x = 2,598,427,069,685.49 - Step 5: Solve for x
x = 2,598,427,069,685.49/1,806,356.20 - Step 6: Final answer
x = 1,438,490.96
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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.