Finding the Fourth Proportional to 1,909,257.60, 2,863,873.44 and 647,973.12
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Solution
The fourth proportional to 1,909,257.60, 2,863,873.44 and 647,973.12 is: 971,955.28
Step by Step Solution
- Step 1: Write the proportion equation
1,909,257.60 : 2,863,873.44 = 647,973.12 : x - Step 2: Convert to fraction form
1,909,257.60/2,863,873.44 = 647,973.12/x - Step 3: Cross multiply
1,909,257.60x = 2,863,873.44 × 647,973.12 - Step 4: Simplify right side
1,909,257.60x = 1,855,713,008,201.93 - Step 5: Solve for x
x = 1,855,713,008,201.93/1,909,257.60 - Step 6: Final answer
x = 971,955.28
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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.