Finding the Fourth Proportional to 1,384,995.97, 1,911,244.24 and 869,028
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Solution
The fourth proportional to 1,384,995.97, 1,911,244.24 and 869,028 is: 1,199,227.14
Step by Step Solution
- Step 1: Write the proportion equation
1,384,995.97 : 1,911,244.24 = 869,028 : x - Step 2: Convert to fraction form
1,384,995.97/1,911,244.24 = 869,028/x - Step 3: Cross multiply
1,384,995.97x = 1,911,244.24 × 869,028 - Step 4: Simplify right side
1,384,995.97x = 1,660,924,759,398.72 - Step 5: Solve for x
x = 1,660,924,759,398.72/1,384,995.97 - Step 6: Final answer
x = 1,199,227.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.