Finding the Fourth Proportional to 1,461,783.96, 2,017,252.58 and 817,201.08
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Solution
The fourth proportional to 1,461,783.96, 2,017,252.58 and 817,201.08 is: 1,127,732.30
Step by Step Solution
- Step 1: Write the proportion equation
1,461,783.96 : 2,017,252.58 = 817,201.08 : x - Step 2: Convert to fraction form
1,461,783.96/2,017,252.58 = 817,201.08/x - Step 3: Cross multiply
1,461,783.96x = 2,017,252.58 × 817,201.08 - Step 4: Simplify right side
1,461,783.96x = 1,648,500,987,008.79 - Step 5: Solve for x
x = 1,648,500,987,008.79/1,461,783.96 - Step 6: Final answer
x = 1,127,732.30
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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.