Finding the Fourth Proportional to 1,400,538.04, 2,100,366.42 and 453,689.08
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Solution
The fourth proportional to 1,400,538.04, 2,100,366.42 and 453,689.08 is: 680,390.88
Step by Step Solution
- Step 1: Write the proportion equation
1,400,538.04 : 2,100,366.42 = 453,689.08 : x - Step 2: Convert to fraction form
1,400,538.04/2,100,366.42 = 453,689.08/x - Step 3: Cross multiply
1,400,538.04x = 2,100,366.42 × 453,689.08 - Step 4: Simplify right side
1,400,538.04x = 952,913,308,752.69 - Step 5: Solve for x
x = 952,913,308,752.69/1,400,538.04 - Step 6: Final answer
x = 680,390.88
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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.