Finding the Fourth Proportional to 1,497,804.80, 2,246,707.20 and 1,143,510.80
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Solution
The fourth proportional to 1,497,804.80, 2,246,707.20 and 1,143,510.80 is: 1,715,266.20
Step by Step Solution
- Step 1: Write the proportion equation
1,497,804.80 : 2,246,707.20 = 1,143,510.80 : x - Step 2: Convert to fraction form
1,497,804.80/2,246,707.20 = 1,143,510.80/x - Step 3: Cross multiply
1,497,804.80x = 2,246,707.20 × 1,143,510.80 - Step 4: Simplify right side
1,497,804.80x = 2,569,133,947,637.76 - Step 5: Solve for x
x = 2,569,133,947,637.76/1,497,804.80 - Step 6: Final answer
x = 1,715,266.20
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1.5x scale
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.