Finding the Fourth Proportional to 1,472,317.65, 2,031,763.37 and 963,009.09
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Solution
The fourth proportional to 1,472,317.65, 2,031,763.37 and 963,009.09 is: 1,328,929.66
Step by Step Solution
- Step 1: Write the proportion equation
1,472,317.65 : 2,031,763.37 = 963,009.09 : x - Step 2: Convert to fraction form
1,472,317.65/2,031,763.37 = 963,009.09/x - Step 3: Cross multiply
1,472,317.65x = 2,031,763.37 × 963,009.09 - Step 4: Simplify right side
1,472,317.65x = 1,956,606,589,223.99 - Step 5: Solve for x
x = 1,956,606,589,223.99/1,472,317.65 - Step 6: Final answer
x = 1,328,929.66
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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.