Finding the Fourth Proportional to 2,070,689.03, 3,106,478.92 and 1,032,605.18
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Solution
The fourth proportional to 2,070,689.03, 3,106,478.92 and 1,032,605.18 is: 1,549,129.87
Step by Step Solution
- Step 1: Write the proportion equation
2,070,689.03 : 3,106,478.92 = 1,032,605.18 : x - Step 2: Convert to fraction form
2,070,689.03/3,106,478.92 = 1,032,605.18/x - Step 3: Cross multiply
2,070,689.03x = 3,106,478.92 × 1,032,605.18 - Step 4: Simplify right side
2,070,689.03x = 3,207,766,224,352.81 - Step 5: Solve for x
x = 3,207,766,224,352.81/2,070,689.03 - Step 6: Final answer
x = 1,549,129.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.