Finding the Fourth Proportional to 1,513,752.53, 2,270,628.79 and 1,038,998.57
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Solution
The fourth proportional to 1,513,752.53, 2,270,628.79 and 1,038,998.57 is: 1,558,497.85
Step by Step Solution
- Step 1: Write the proportion equation
1,513,752.53 : 2,270,628.79 = 1,038,998.57 : x - Step 2: Convert to fraction form
1,513,752.53/2,270,628.79 = 1,038,998.57/x - Step 3: Cross multiply
1,513,752.53x = 2,270,628.79 × 1,038,998.57 - Step 4: Simplify right side
1,513,752.53x = 2,359,180,051,860.19 - Step 5: Solve for x
x = 2,359,180,051,860.19/1,513,752.53 - Step 6: Final answer
x = 1,558,497.85
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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.