Finding the Fourth Proportional to 3,298,681.80, 4,948,022.70 and 1,168,981.20
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Solution
The fourth proportional to 3,298,681.80, 4,948,022.70 and 1,168,981.20 is: 1,753,471.80
Step by Step Solution
- Step 1: Write the proportion equation
3,298,681.80 : 4,948,022.70 = 1,168,981.20 : x - Step 2: Convert to fraction form
3,298,681.80/4,948,022.70 = 1,168,981.20/x - Step 3: Cross multiply
3,298,681.80x = 4,948,022.70 × 1,168,981.20 - Step 4: Simplify right side
3,298,681.80x = 5,784,145,513,473.24 - Step 5: Solve for x
x = 5,784,145,513,473.24/3,298,681.80 - Step 6: Final answer
x = 1,753,471.80
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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.