Finding the Fourth Proportional to 2,210,112.55, 3,048,135.73 and 1,303,819.75
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Solution
The fourth proportional to 2,210,112.55, 3,048,135.73 and 1,303,819.75 is: 1,798,197.82
Step by Step Solution
- Step 1: Write the proportion equation
2,210,112.55 : 3,048,135.73 = 1,303,819.75 : x - Step 2: Convert to fraction form
2,210,112.55/3,048,135.73 = 1,303,819.75/x - Step 3: Cross multiply
2,210,112.55x = 3,048,135.73 × 1,303,819.75 - Step 4: Simplify right side
2,210,112.55x = 3,974,219,565,454.67 - Step 5: Solve for x
x = 3,974,219,565,454.67/2,210,112.55 - Step 6: Final answer
x = 1,798,197.82
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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.