Finding the Fourth Proportional to 1,497,277.84, 2,066,288.52 and 818,225.68
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Solution
The fourth proportional to 1,497,277.84, 2,066,288.52 and 818,225.68 is: 1,129,176.08
Step by Step Solution
- Step 1: Write the proportion equation
1,497,277.84 : 2,066,288.52 = 818,225.68 : x - Step 2: Convert to fraction form
1,497,277.84/2,066,288.52 = 818,225.68/x - Step 3: Cross multiply
1,497,277.84x = 2,066,288.52 × 818,225.68 - Step 4: Simplify right side
1,497,277.84x = 1,690,690,329,353.19 - Step 5: Solve for x
x = 1,690,690,329,353.19/1,497,277.84 - Step 6: Final answer
x = 1,129,176.08
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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.