Finding the Fourth Proportional to 1,780,453.28, 2,671,117.68 and 518,291.84
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Solution
The fourth proportional to 1,780,453.28, 2,671,117.68 and 518,291.84 is: 777,565.19
Step by Step Solution
- Step 1: Write the proportion equation
1,780,453.28 : 2,671,117.68 = 518,291.84 : x - Step 2: Convert to fraction form
1,780,453.28/2,671,117.68 = 518,291.84/x - Step 3: Cross multiply
1,780,453.28x = 2,671,117.68 × 518,291.84 - Step 4: Simplify right side
1,780,453.28x = 1,384,418,497,223.73 - Step 5: Solve for x
x = 1,384,418,497,223.73/1,780,453.28 - Step 6: Final answer
x = 777,565.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.