Finding the Fourth Proportional to 2,028,323.94, 2,798,980.68 and 1,110,377.22
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Solution
The fourth proportional to 2,028,323.94, 2,798,980.68 and 1,110,377.22 is: 1,532,262.34
Step by Step Solution
- Step 1: Write the proportion equation
2,028,323.94 : 2,798,980.68 = 1,110,377.22 : x - Step 2: Convert to fraction form
2,028,323.94/2,798,980.68 = 1,110,377.22/x - Step 3: Cross multiply
2,028,323.94x = 2,798,980.68 × 1,110,377.22 - Step 4: Simplify right side
2,028,323.94x = 3,107,924,386,292.11 - Step 5: Solve for x
x = 3,107,924,386,292.11/2,028,323.94 - Step 6: Final answer
x = 1,532,262.34
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1.5x scale
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.