Finding the Fourth Proportional to 1,950,988.86, 2,941,106.35 and 1,820,935.26
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Solution
The fourth proportional to 1,950,988.86, 2,941,106.35 and 1,820,935.26 is: 2,745,051.17
Step by Step Solution
- Step 1: Write the proportion equation
1,950,988.86 : 2,941,106.35 = 1,820,935.26 : x - Step 2: Convert to fraction form
1,950,988.86/2,941,106.35 = 1,820,935.26/x - Step 3: Cross multiply
1,950,988.86x = 2,941,106.35 × 1,820,935.26 - Step 4: Simplify right side
1,950,988.86x = 5,355,564,256,124.90 - Step 5: Solve for x
x = 5,355,564,256,124.90/1,950,988.86 - Step 6: Final answer
x = 2,745,051.17
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.