Finding the Fourth Proportional to 1,165,055.20, 1,745,343.85 and 714,462.13
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Solution
The fourth proportional to 1,165,055.20, 1,745,343.85 and 714,462.13 is: 1,070,320.17
Step by Step Solution
- Step 1: Write the proportion equation
1,165,055.20 : 1,745,343.85 = 714,462.13 : x - Step 2: Convert to fraction form
1,165,055.20/1,745,343.85 = 714,462.13/x - Step 3: Cross multiply
1,165,055.20x = 1,745,343.85 × 714,462.13 - Step 4: Simplify right side
1,165,055.20x = 1,246,982,084,653.40 - Step 5: Solve for x
x = 1,246,982,084,653.40/1,165,055.20 - Step 6: Final answer
x = 1,070,320.17
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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.