Finding the Fourth Proportional to 3,133,440.14, 4,700,176.43 and 1,426,389.63
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Solution
The fourth proportional to 3,133,440.14, 4,700,176.43 and 1,426,389.63 is: 2,139,591.82
Step by Step Solution
- Step 1: Write the proportion equation
3,133,440.14 : 4,700,176.43 = 1,426,389.63 : x - Step 2: Convert to fraction form
3,133,440.14/4,700,176.43 = 1,426,389.63/x - Step 3: Cross multiply
3,133,440.14x = 4,700,176.43 × 1,426,389.63 - Step 4: Simplify right side
3,133,440.14x = 6,704,282,903,606.01 - Step 5: Solve for x
x = 6,704,282,903,606.01/3,133,440.14 - Step 6: Final answer
x = 2,139,591.82
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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.