Finding the Fourth Proportional to 1,874,275.84, 2,584,567.36 and 1,603,240.96
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Solution
The fourth proportional to 1,874,275.84, 2,584,567.36 and 1,603,240.96 is: 2,210,818.80
Step by Step Solution
- Step 1: Write the proportion equation
1,874,275.84 : 2,584,567.36 = 1,603,240.96 : x - Step 2: Convert to fraction form
1,874,275.84/2,584,567.36 = 1,603,240.96/x - Step 3: Cross multiply
1,874,275.84x = 2,584,567.36 × 1,603,240.96 - Step 4: Simplify right side
1,874,275.84x = 4,143,684,255,431.07 - Step 5: Solve for x
x = 4,143,684,255,431.07/1,874,275.84 - Step 6: Final answer
x = 2,210,818.80
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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.