Finding the Fourth Proportional to 1,731,781.80, 2,596,572.42 and 1,518,977.08
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Solution
The fourth proportional to 1,731,781.80, 2,596,572.42 and 1,518,977.08 is: 2,277,500.54
Step by Step Solution
- Step 1: Write the proportion equation
1,731,781.80 : 2,596,572.42 = 1,518,977.08 : x - Step 2: Convert to fraction form
1,731,781.80/2,596,572.42 = 1,518,977.08/x - Step 3: Cross multiply
1,731,781.80x = 2,596,572.42 × 1,518,977.08 - Step 4: Simplify right side
1,731,781.80x = 3,944,133,990,089.69 - Step 5: Solve for x
x = 3,944,133,990,089.69/1,731,781.80 - Step 6: Final answer
x = 2,277,500.54
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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.