Finding the Fourth Proportional to 1,246,875.08, 1,720,653.10 and 703,006.04
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Solution
The fourth proportional to 1,246,875.08, 1,720,653.10 and 703,006.04 is: 970,128.88
Step by Step Solution
- Step 1: Write the proportion equation
1,246,875.08 : 1,720,653.10 = 703,006.04 : x - Step 2: Convert to fraction form
1,246,875.08/1,720,653.10 = 703,006.04/x - Step 3: Cross multiply
1,246,875.08x = 1,720,653.10 × 703,006.04 - Step 4: Simplify right side
1,246,875.08x = 1,209,629,524,588.84 - Step 5: Solve for x
x = 1,209,629,524,588.84/1,246,875.08 - Step 6: Final answer
x = 970,128.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.