Finding the Fourth Proportional to 2,570,823.51, 3,545,894.12 and 1,698,647.91
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Solution
The fourth proportional to 2,570,823.51, 3,545,894.12 and 1,698,647.91 is: 2,342,916.81
Step by Step Solution
- Step 1: Write the proportion equation
2,570,823.51 : 3,545,894.12 = 1,698,647.91 : x - Step 2: Convert to fraction form
2,570,823.51/3,545,894.12 = 1,698,647.91/x - Step 3: Cross multiply
2,570,823.51x = 3,545,894.12 × 1,698,647.91 - Step 4: Simplify right side
2,570,823.51x = 6,023,225,627,526.05 - Step 5: Solve for x
x = 6,023,225,627,526.05/2,570,823.51 - Step 6: Final answer
x = 2,342,916.81
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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.