Finding the Fourth Proportional to 2,001,473.40, 2,762,012.58 and 1,083,686.76
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Solution
The fourth proportional to 2,001,473.40, 2,762,012.58 and 1,083,686.76 is: 1,495,476.51
Step by Step Solution
- Step 1: Write the proportion equation
2,001,473.40 : 2,762,012.58 = 1,083,686.76 : x - Step 2: Convert to fraction form
2,001,473.40/2,762,012.58 = 1,083,686.76/x - Step 3: Cross multiply
2,001,473.40x = 2,762,012.58 × 1,083,686.76 - Step 4: Simplify right side
2,001,473.40x = 2,993,156,463,899.44 - Step 5: Solve for x
x = 2,993,156,463,899.44/2,001,473.40 - Step 6: Final answer
x = 1,495,476.51
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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.