Finding the Fourth Proportional to 1,473,521.68, 2,033,577.96 and 828,903.40
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Solution
The fourth proportional to 1,473,521.68, 2,033,577.96 and 828,903.40 is: 1,143,953.09
Step by Step Solution
- Step 1: Write the proportion equation
1,473,521.68 : 2,033,577.96 = 828,903.40 : x - Step 2: Convert to fraction form
1,473,521.68/2,033,577.96 = 828,903.40/x - Step 3: Cross multiply
1,473,521.68x = 2,033,577.96 × 828,903.40 - Step 4: Simplify right side
1,473,521.68x = 1,685,639,685,209.06 - Step 5: Solve for x
x = 1,685,639,685,209.06/1,473,521.68 - Step 6: Final answer
x = 1,143,953.09
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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.