Finding the Fourth Proportional to 1,461,774.96, 2,017,240.20 and 817,192.08
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Solution
The fourth proportional to 1,461,774.96, 2,017,240.20 and 817,192.08 is: 1,127,719.90
Step by Step Solution
- Step 1: Write the proportion equation
1,461,774.96 : 2,017,240.20 = 817,192.08 : x - Step 2: Convert to fraction form
1,461,774.96/2,017,240.20 = 817,192.08/x - Step 3: Cross multiply
1,461,774.96x = 2,017,240.20 × 817,192.08 - Step 4: Simplify right side
1,461,774.96x = 1,648,472,714,897.62 - Step 5: Solve for x
x = 1,648,472,714,897.62/1,461,774.96 - Step 6: Final answer
x = 1,127,719.90
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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.