Finding the Fourth Proportional to 1,637,475.62, 2,259,710.66 and 912,332.03
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Solution
The fourth proportional to 1,637,475.62, 2,259,710.66 and 912,332.03 is: 1,259,015.03
Step by Step Solution
- Step 1: Write the proportion equation
1,637,475.62 : 2,259,710.66 = 912,332.03 : x - Step 2: Convert to fraction form
1,637,475.62/2,259,710.66 = 912,332.03/x - Step 3: Cross multiply
1,637,475.62x = 2,259,710.66 × 912,332.03 - Step 4: Simplify right side
1,637,475.62x = 2,061,606,404,632.72 - Step 5: Solve for x
x = 2,061,606,404,632.72/1,637,475.62 - Step 6: Final answer
x = 1,259,015.03
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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.